diff --git a/client/src/app/core/ui-services/base-poll-dialog.service.ts b/client/src/app/core/ui-services/base-poll-dialog.service.ts
index 0e45c36c1..902c01d1f 100644
--- a/client/src/app/core/ui-services/base-poll-dialog.service.ts
+++ b/client/src/app/core/ui-services/base-poll-dialog.service.ts
@@ -8,6 +8,7 @@ import { PollState, PollType } from 'app/shared/models/poll/base-poll';
 import { mediumDialogSettings } from 'app/shared/utils/dialog-settings';
 import { BasePollDialogComponent } from 'app/site/polls/components/base-poll-dialog.component';
 import { ViewBasePoll } from 'app/site/polls/models/view-base-poll';
+import { PollService } from 'app/site/polls/services/poll.service';
 
 /**
  * Abstract class for showing a poll dialog. Has to be subclassed to provide the right `PollService`
@@ -15,8 +16,8 @@ import { ViewBasePoll } from 'app/site/polls/models/view-base-poll';
 @Injectable({
     providedIn: 'root'
 })
-export abstract class BasePollDialogService<V extends ViewBasePoll> {
-    protected dialogComponent: ComponentType<BasePollDialogComponent<V>>;
+export abstract class BasePollDialogService<V extends ViewBasePoll, S extends PollService> {
+    protected dialogComponent: ComponentType<BasePollDialogComponent<V, S>>;
 
     public constructor(private dialog: MatDialog, private mapper: CollectionStringMapperService) {}
 
diff --git a/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.html b/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.html
index b75d68271..b5c2245ce 100644
--- a/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.html
+++ b/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.html
@@ -1,5 +1,6 @@
 <os-poll-form
     [data]="pollData"
+    [pollService]="assignmentPollService"
     [pollMethods]="AssignmentPollMethodVerbose"
     [percentBases]="AssignmentPollPercentBaseVerbose"
     #pollForm
diff --git a/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.ts b/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.ts
index bf030cde9..ed798f0e8 100644
--- a/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.ts
+++ b/client/src/app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component.ts
@@ -17,6 +17,7 @@ import {
 import { BasePollDialogComponent } from 'app/site/polls/components/base-poll-dialog.component';
 import { PollFormComponent } from 'app/site/polls/components/poll-form/poll-form.component';
 import { ViewUser } from 'app/site/users/models/view-user';
+import { AssignmentPollService } from '../../services/assignment-poll.service';
 import { ViewAssignmentPoll } from '../../models/view-assignment-poll';
 
 type OptionsObject = { user_id: number; user: ViewUser }[];
@@ -29,7 +30,8 @@ type OptionsObject = { user_id: number; user: ViewUser }[];
     templateUrl: './assignment-poll-dialog.component.html',
     styleUrls: ['./assignment-poll-dialog.component.scss']
 })
-export class AssignmentPollDialogComponent extends BasePollDialogComponent<ViewAssignmentPoll> implements OnInit {
+export class AssignmentPollDialogComponent extends BasePollDialogComponent<ViewAssignmentPoll, AssignmentPollService>
+    implements OnInit {
     /**
      * The summary values that will have fields in the dialog
      */
@@ -44,7 +46,7 @@ export class AssignmentPollDialogComponent extends BasePollDialogComponent<ViewA
     public specialValues: [number, string][];
 
     @ViewChild('pollForm', { static: true })
-    protected pollForm: PollFormComponent<ViewAssignmentPoll>;
+    protected pollForm: PollFormComponent<ViewAssignmentPoll, AssignmentPollService>;
 
     /**
      * vote entries for each option in this component. Is empty if method
@@ -80,7 +82,8 @@ export class AssignmentPollDialogComponent extends BasePollDialogComponent<ViewA
         title: Title,
         protected translate: TranslateService,
         matSnackbar: MatSnackBar,
-        public dialogRef: MatDialogRef<BasePollDialogComponent<ViewAssignmentPoll>>,
+        public dialogRef: MatDialogRef<BasePollDialogComponent<ViewAssignmentPoll, AssignmentPollService>>,
+        public assignmentPollService: AssignmentPollService,
         @Inject(MAT_DIALOG_DATA) public pollData: Partial<ViewAssignmentPoll>
     ) {
         super(title, translate, matSnackbar, dialogRef);
diff --git a/client/src/app/site/assignments/components/assignment-poll/assignment-poll.component.ts b/client/src/app/site/assignments/components/assignment-poll/assignment-poll.component.ts
index 67ececee1..f34baf95d 100644
--- a/client/src/app/site/assignments/components/assignment-poll/assignment-poll.component.ts
+++ b/client/src/app/site/assignments/components/assignment-poll/assignment-poll.component.ts
@@ -25,7 +25,8 @@ import { ViewAssignmentPoll } from '../../models/view-assignment-poll';
     templateUrl: './assignment-poll.component.html',
     styleUrls: ['./assignment-poll.component.scss']
 })
-export class AssignmentPollComponent extends BasePollComponent<ViewAssignmentPoll> implements OnInit {
+export class AssignmentPollComponent extends BasePollComponent<ViewAssignmentPoll, AssignmentPollService>
+    implements OnInit {
     @Input()
     public set poll(value: ViewAssignmentPoll) {
         this.initPoll(value);
diff --git a/client/src/app/site/assignments/services/assignment-poll-dialog.service.ts b/client/src/app/site/assignments/services/assignment-poll-dialog.service.ts
index 5432c4863..86f1a65da 100644
--- a/client/src/app/site/assignments/services/assignment-poll-dialog.service.ts
+++ b/client/src/app/site/assignments/services/assignment-poll-dialog.service.ts
@@ -4,6 +4,7 @@ import { MatDialog } from '@angular/material';
 import { CollectionStringMapperService } from 'app/core/core-services/collection-string-mapper.service';
 import { BasePollDialogService } from 'app/core/ui-services/base-poll-dialog.service';
 import { AssignmentPollDialogComponent } from 'app/site/assignments/components/assignment-poll-dialog/assignment-poll-dialog.component';
+import { AssignmentPollService } from './assignment-poll.service';
 import { ViewAssignmentPoll } from '../models/view-assignment-poll';
 
 /**
@@ -12,7 +13,7 @@ import { ViewAssignmentPoll } from '../models/view-assignment-poll';
 @Injectable({
     providedIn: 'root'
 })
-export class AssignmentPollDialogService extends BasePollDialogService<ViewAssignmentPoll> {
+export class AssignmentPollDialogService extends BasePollDialogService<ViewAssignmentPoll, AssignmentPollService> {
     protected dialogComponent = AssignmentPollDialogComponent;
 
     public constructor(dialog: MatDialog, mapper: CollectionStringMapperService) {
diff --git a/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.html b/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.html
index 1f01116f8..8485ec086 100644
--- a/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.html
+++ b/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.html
@@ -1,4 +1,9 @@
-<os-poll-form [data]="pollData" [percentBases]="PercentBaseVerbose" #pollForm></os-poll-form>
+<os-poll-form
+    [data]="pollData"
+    [pollService]="motionPollService"
+    [percentBases]="PercentBaseVerbose"
+    #pollForm
+></os-poll-form>
 <ng-container *ngIf="pollForm.contentForm.get('type').value === 'analog'">
     <div class="os-form-card-mobile" mat-dialog-content>
         <form [formGroup]="dialogVoteForm">
diff --git a/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.ts b/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.ts
index dc927389e..73b1f2724 100644
--- a/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.ts
+++ b/client/src/app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component.ts
@@ -7,6 +7,7 @@ import { TranslateService } from '@ngx-translate/core';
 
 import { LOWEST_VOTE_VALUE } from 'app/shared/models/poll/base-poll';
 import { ViewMotionPoll } from 'app/site/motions/models/view-motion-poll';
+import { MotionPollService } from 'app/site/motions/services/motion-poll.service';
 import { BasePollDialogComponent } from 'app/site/polls/components/base-poll-dialog.component';
 import { PollFormComponent } from 'app/site/polls/components/poll-form/poll-form.component';
 import { PercentBaseVerbose } from 'app/site/polls/models/view-base-poll';
@@ -16,17 +17,19 @@ import { PercentBaseVerbose } from 'app/site/polls/models/view-base-poll';
     templateUrl: './motion-poll-dialog.component.html',
     styleUrls: ['./motion-poll-dialog.component.scss']
 })
-export class MotionPollDialogComponent extends BasePollDialogComponent<ViewMotionPoll> implements OnInit {
+export class MotionPollDialogComponent extends BasePollDialogComponent<ViewMotionPoll, MotionPollService>
+    implements OnInit {
     public PercentBaseVerbose = PercentBaseVerbose;
 
     @ViewChild('pollForm', { static: false })
-    protected pollForm: PollFormComponent<ViewMotionPoll>;
+    protected pollForm: PollFormComponent<ViewMotionPoll, MotionPollService>;
 
     public constructor(
         title: Title,
         translate: TranslateService,
         matSnackbar: MatSnackBar,
-        public dialogRef: MatDialogRef<BasePollDialogComponent<ViewMotionPoll>>,
+        public motionPollService: MotionPollService,
+        public dialogRef: MatDialogRef<BasePollDialogComponent<ViewMotionPoll, MotionPollService>>,
         private formBuilder: FormBuilder,
         @Inject(MAT_DIALOG_DATA) public pollData: Partial<ViewMotionPoll>
     ) {
diff --git a/client/src/app/site/motions/modules/motion-poll/motion-poll/motion-poll.component.ts b/client/src/app/site/motions/modules/motion-poll/motion-poll/motion-poll.component.ts
index 4bcd7516a..e891239e8 100644
--- a/client/src/app/site/motions/modules/motion-poll/motion-poll/motion-poll.component.ts
+++ b/client/src/app/site/motions/modules/motion-poll/motion-poll/motion-poll.component.ts
@@ -14,7 +14,7 @@ import { MotionPollDialogService } from 'app/site/motions/services/motion-poll-d
 import { MotionPollPdfService } from 'app/site/motions/services/motion-poll-pdf.service';
 import { MotionPollService } from 'app/site/motions/services/motion-poll.service';
 import { BasePollComponent } from 'app/site/polls/components/base-poll.component';
-import { PollService, PollTableData } from 'app/site/polls/services/poll.service';
+import { PollTableData } from 'app/site/polls/services/poll.service';
 
 /**
  * Component to show a motion-poll.
@@ -24,7 +24,7 @@ import { PollService, PollTableData } from 'app/site/polls/services/poll.service
     templateUrl: './motion-poll.component.html',
     styleUrls: ['./motion-poll.component.scss']
 })
-export class MotionPollComponent extends BasePollComponent<ViewMotionPoll> {
+export class MotionPollComponent extends BasePollComponent<ViewMotionPoll, MotionPollService> {
     @Input()
     public set poll(value: ViewMotionPoll) {
         this.initPoll(value);
@@ -41,11 +41,11 @@ export class MotionPollComponent extends BasePollComponent<ViewMotionPoll> {
     }
 
     public get showChart(): boolean {
-        return this.motionPollService.showChart(this.poll);
+        return this.pollService.showChart(this.poll);
     }
 
     public get reducedPollTableData(): PollTableData[] {
-        return this.motionPollService
+        return this.pollService
             .generateTableData(this.poll)
             .filter(data => ['yes', 'no', 'abstain', 'votesinvalid'].includes(data.votingOption));
     }
@@ -63,6 +63,10 @@ export class MotionPollComponent extends BasePollComponent<ViewMotionPoll> {
         return false;
     }
 
+    public get isEVotingEnabled(): boolean {
+        return this.pollService.isElectronicVotingEnabled;
+    }
+
     /**
      * Constructor.
      *
@@ -75,14 +79,13 @@ export class MotionPollComponent extends BasePollComponent<ViewMotionPoll> {
     public constructor(
         titleService: Title,
         matSnackBar: MatSnackBar,
-        protected translate: TranslateService,
-        dialog: MatDialog,
         promptService: PromptService,
-        public pollRepo: MotionPollRepositoryService,
         pollDialog: MotionPollDialogService,
-        public pollService: PollService,
+        protected dialog: MatDialog,
+        protected pollRepo: MotionPollRepositoryService,
+        protected translate: TranslateService,
+        private pollService: MotionPollService,
         private pdfService: MotionPollPdfService,
-        private motionPollService: MotionPollService,
         private operator: OperatorService
     ) {
         super(titleService, matSnackBar, translate, dialog, promptService, pollRepo, pollDialog);
diff --git a/client/src/app/site/motions/services/motion-poll-dialog.service.ts b/client/src/app/site/motions/services/motion-poll-dialog.service.ts
index 8e83ced21..be5793528 100644
--- a/client/src/app/site/motions/services/motion-poll-dialog.service.ts
+++ b/client/src/app/site/motions/services/motion-poll-dialog.service.ts
@@ -4,6 +4,7 @@ import { MatDialog } from '@angular/material';
 import { CollectionStringMapperService } from 'app/core/core-services/collection-string-mapper.service';
 import { BasePollDialogService } from 'app/core/ui-services/base-poll-dialog.service';
 import { MotionPollDialogComponent } from 'app/site/motions/modules/motion-poll/motion-poll-dialog/motion-poll-dialog.component';
+import { MotionPollService } from './motion-poll.service';
 import { ViewMotionPoll } from '../models/view-motion-poll';
 
 /**
@@ -12,7 +13,7 @@ import { ViewMotionPoll } from '../models/view-motion-poll';
 @Injectable({
     providedIn: 'root'
 })
-export class MotionPollDialogService extends BasePollDialogService<ViewMotionPoll> {
+export class MotionPollDialogService extends BasePollDialogService<ViewMotionPoll, MotionPollService> {
     protected dialogComponent = MotionPollDialogComponent;
 
     public constructor(dialog: MatDialog, mapper: CollectionStringMapperService) {
diff --git a/client/src/app/site/polls/components/base-poll-detail.component.ts b/client/src/app/site/polls/components/base-poll-detail.component.ts
index ed4400d34..8530fa1b5 100644
--- a/client/src/app/site/polls/components/base-poll-detail.component.ts
+++ b/client/src/app/site/polls/components/base-poll-detail.component.ts
@@ -100,7 +100,7 @@ export abstract class BasePollDetailComponent<V extends ViewBasePoll, S extends
         protected route: ActivatedRoute,
         protected groupRepo: GroupRepositoryService,
         protected promptService: PromptService,
-        protected pollDialog: BasePollDialogService<V>,
+        protected pollDialog: BasePollDialogService<V, S>,
         protected pollService: S,
         protected votesRepo: BaseRepository<ViewBaseVote, BaseVote, object>
     ) {
diff --git a/client/src/app/site/polls/components/base-poll-dialog.component.ts b/client/src/app/site/polls/components/base-poll-dialog.component.ts
index 99212eebd..9fd3032c4 100644
--- a/client/src/app/site/polls/components/base-poll-dialog.component.ts
+++ b/client/src/app/site/polls/components/base-poll-dialog.component.ts
@@ -10,15 +10,17 @@ import { VOTE_UNDOCUMENTED } from 'app/shared/models/poll/base-poll';
 import { OneOfValidator } from 'app/shared/validators/one-of-validator';
 import { BaseViewComponent } from 'app/site/base/base-view';
 import { PollFormComponent } from './poll-form/poll-form.component';
+import { PollService } from '../services/poll.service';
 import { ViewBasePoll } from '../models/view-base-poll';
 
 /**
  * A dialog for updating the values of a poll.
  */
-export abstract class BasePollDialogComponent<T extends ViewBasePoll> extends BaseViewComponent implements OnInit {
+export abstract class BasePollDialogComponent<T extends ViewBasePoll, S extends PollService> extends BaseViewComponent
+    implements OnInit {
     public publishImmediately: boolean;
 
-    protected pollForm: PollFormComponent<T>;
+    protected pollForm: PollFormComponent<T, S>;
 
     public dialogVoteForm: FormGroup;
 
@@ -26,7 +28,7 @@ export abstract class BasePollDialogComponent<T extends ViewBasePoll> extends Ba
         title: Title,
         protected translate: TranslateService,
         matSnackbar: MatSnackBar,
-        public dialogRef: MatDialogRef<BasePollDialogComponent<T>>
+        public dialogRef: MatDialogRef<BasePollDialogComponent<T, S>>
     ) {
         super(title, translate, matSnackbar);
     }
diff --git a/client/src/app/site/polls/components/base-poll.component.ts b/client/src/app/site/polls/components/base-poll.component.ts
index 6bb93a1c9..6ad7220ef 100644
--- a/client/src/app/site/polls/components/base-poll.component.ts
+++ b/client/src/app/site/polls/components/base-poll.component.ts
@@ -11,9 +11,10 @@ import { ChartData } from 'app/shared/components/charts/charts.component';
 import { PollState, PollType } from 'app/shared/models/poll/base-poll';
 import { BaseViewComponent } from 'app/site/base/base-view';
 import { BasePollRepositoryService } from '../services/base-poll-repository.service';
+import { PollService } from '../services/poll.service';
 import { ViewBasePoll } from '../models/view-base-poll';
 
-export abstract class BasePollComponent<V extends ViewBasePoll> extends BaseViewComponent {
+export abstract class BasePollComponent<V extends ViewBasePoll, S extends PollService> extends BaseViewComponent {
     public chartDataSubject: BehaviorSubject<ChartData> = new BehaviorSubject([]);
 
     protected _poll: V;
@@ -41,10 +42,10 @@ export abstract class BasePollComponent<V extends ViewBasePoll> extends BaseView
         titleService: Title,
         matSnackBar: MatSnackBar,
         protected translate: TranslateService,
-        public dialog: MatDialog,
+        protected dialog: MatDialog,
         protected promptService: PromptService,
         protected repo: BasePollRepositoryService,
-        protected pollDialog: BasePollDialogService<V>
+        protected pollDialog: BasePollDialogService<V, S>
     ) {
         super(titleService, translate, matSnackBar);
     }
diff --git a/client/src/app/site/polls/components/poll-form/poll-form.component.html b/client/src/app/site/polls/components/poll-form/poll-form.component.html
index 443f66cd3..075654461 100644
--- a/client/src/app/site/polls/components/poll-form/poll-form.component.html
+++ b/client/src/app/site/polls/components/poll-form/poll-form.component.html
@@ -22,14 +22,16 @@
     <form [formGroup]="contentForm" class="poll-preview-meta-info-form">
         <ng-container *ngIf="!data || !data.state || data.isCreated">
             <!-- Poll Type -->
-            <mat-form-field class="pollType" *ngIf="pollService.isElectronicVotingEnabled">
+            <mat-form-field class="pollType" *ngIf="isEVotingEnabled">
                 <mat-select [placeholder]="PollPropertyVerbose.type | translate" formControlName="type" required>
                     <mat-option *ngFor="let option of pollTypes | keyvalue" [value]="option.key">
                         {{ option.value | translate }}
                     </mat-option>
                 </mat-select>
                 <mat-error translate>This field is required.</mat-error>
-                <mat-hint (click)="openVotingWarning()" *ngIf="showNonNominalWarning"> {{ 'Not suitable for formal secret voting!' | translate }}</mat-hint>
+                <mat-hint (click)="openVotingWarning()" *ngIf="showNonNominalWarning">
+                    {{ 'Not suitable for formal secret voting!' | translate }}</mat-hint
+                >
             </mat-form-field>
 
             <!-- Groups entitled to Vote -->
@@ -84,7 +86,6 @@
                     formControlName="votes_amount"
                     min="1"
                     required
-
                 />
             </mat-form-field>
             <mat-checkbox formControlName="global_no">{{ PollPropertyVerbose.global_no | translate }}</mat-checkbox>
diff --git a/client/src/app/site/polls/components/poll-form/poll-form.component.spec.ts b/client/src/app/site/polls/components/poll-form/poll-form.component.spec.ts
index 2131a3729..dd4365129 100644
--- a/client/src/app/site/polls/components/poll-form/poll-form.component.spec.ts
+++ b/client/src/app/site/polls/components/poll-form/poll-form.component.spec.ts
@@ -5,8 +5,8 @@ import { E2EImportsModule } from 'e2e-imports.module';
 import { PollFormComponent } from './poll-form.component';
 
 describe('PollFormComponent', () => {
-    let component: PollFormComponent<any>;
-    let fixture: ComponentFixture<PollFormComponent<any>>;
+    let component: PollFormComponent<any, any>;
+    let fixture: ComponentFixture<PollFormComponent<any, any>>;
 
     beforeEach(async(() => {
         TestBed.configureTestingModule({
diff --git a/client/src/app/site/polls/components/poll-form/poll-form.component.ts b/client/src/app/site/polls/components/poll-form/poll-form.component.ts
index 1640f47af..720ee9701 100644
--- a/client/src/app/site/polls/components/poll-form/poll-form.component.ts
+++ b/client/src/app/site/polls/components/poll-form/poll-form.component.ts
@@ -30,7 +30,8 @@ import { PollService } from '../../services/poll.service';
     templateUrl: './poll-form.component.html',
     styleUrls: ['./poll-form.component.scss']
 })
-export class PollFormComponent<T extends ViewBasePoll> extends BaseViewComponent implements OnInit {
+export class PollFormComponent<T extends ViewBasePoll, S extends PollService> extends BaseViewComponent
+    implements OnInit {
     /**
      * The form-group for the meta-info.
      */
@@ -54,6 +55,9 @@ export class PollFormComponent<T extends ViewBasePoll> extends BaseViewComponent
     @Input()
     public data: Partial<T>;
 
+    @Input()
+    private pollService: S;
+
     /**
      * The different types the poll can accept.
      */
@@ -87,6 +91,14 @@ export class PollFormComponent<T extends ViewBasePoll> extends BaseViewComponent
 
     public showNonNominalWarning = false;
 
+    public get isEVotingEnabled(): boolean {
+        if (this.pollService) {
+            return this.pollService.isElectronicVotingEnabled;
+        } else {
+            return false;
+        }
+    }
+
     /**
      * Constructor. Retrieves necessary metadata from the pollService,
      * injects the poll itself
@@ -97,7 +109,6 @@ export class PollFormComponent<T extends ViewBasePoll> extends BaseViewComponent
         snackbar: MatSnackBar,
         private fb: FormBuilder,
         private groupRepo: GroupRepositoryService,
-        public pollService: PollService,
         private configService: ConfigService,
         private dialog: MatDialog
     ) {
diff --git a/client/src/app/slides/assignments/assignment-poll/assignment-poll-slide.component.ts b/client/src/app/slides/assignments/assignment-poll/assignment-poll-slide.component.ts
index 39a1ccc24..4318006d0 100644
--- a/client/src/app/slides/assignments/assignment-poll/assignment-poll-slide.component.ts
+++ b/client/src/app/slides/assignments/assignment-poll/assignment-poll-slide.component.ts
@@ -1,6 +1,7 @@
 import { Component } from '@angular/core';
 
 import { PollState } from 'app/shared/models/poll/base-poll';
+import { AssignmentPollService } from 'app/site/assignments/services/assignment-poll.service';
 import { BasePollSlideComponent } from 'app/slides/polls/base-poll-slide.component';
 import { AssignmentPollSlideData } from './assignment-poll-slide-data';
 
@@ -9,7 +10,10 @@ import { AssignmentPollSlideData } from './assignment-poll-slide-data';
     templateUrl: './assignment-poll-slide.component.html',
     styleUrls: ['./assignment-poll-slide.component.scss']
 })
-export class AssignmentPollSlideComponent extends BasePollSlideComponent<AssignmentPollSlideData> {
+export class AssignmentPollSlideComponent extends BasePollSlideComponent<
+    AssignmentPollSlideData,
+    AssignmentPollService
+> {
     public PollState = PollState;
 
     public options = { maintainAspectRatio: false, responsive: true, legend: { position: 'right' } };
diff --git a/client/src/app/slides/motions/motion-poll/motion-poll-slide.component.ts b/client/src/app/slides/motions/motion-poll/motion-poll-slide.component.ts
index 88388ec57..7c0e260ad 100644
--- a/client/src/app/slides/motions/motion-poll/motion-poll-slide.component.ts
+++ b/client/src/app/slides/motions/motion-poll/motion-poll-slide.component.ts
@@ -2,7 +2,7 @@ import { Component } from '@angular/core';
 
 import { PollState } from 'app/shared/models/poll/base-poll';
 import { MotionPollService } from 'app/site/motions/services/motion-poll.service';
-import { PollData, PollService, PollTableData } from 'app/site/polls/services/poll.service';
+import { PollData, PollTableData } from 'app/site/polls/services/poll.service';
 import { BasePollSlideComponent } from 'app/slides/polls/base-poll-slide.component';
 import { MotionPollSlideData } from './motion-poll-slide-data';
 
@@ -11,7 +11,7 @@ import { MotionPollSlideData } from './motion-poll-slide-data';
     templateUrl: './motion-poll-slide.component.html',
     styleUrls: ['./motion-poll-slide.component.scss']
 })
-export class MotionPollSlideComponent extends BasePollSlideComponent<MotionPollSlideData> {
+export class MotionPollSlideComponent extends BasePollSlideComponent<MotionPollSlideData, MotionPollService> {
     public PollState = PollState;
 
     public pollData: PollData;
@@ -19,7 +19,7 @@ export class MotionPollSlideComponent extends BasePollSlideComponent<MotionPollS
     public voteNo: number;
     public voteAbstain: number;
 
-    public constructor(pollService: PollService, private motionPollService: MotionPollService) {
+    public constructor(pollService: MotionPollService) {
         super(pollService);
         this.chartDataSubject.subscribe(() => {
             if (this.data && this.data.data) {
@@ -33,10 +33,10 @@ export class MotionPollSlideComponent extends BasePollSlideComponent<MotionPollS
     }
 
     public showChart(): boolean {
-        return this.motionPollService.showChart(this.pollData);
+        return this.pollService.showChart(this.pollData);
     }
 
     public getTableData(): PollTableData[] {
-        return this.motionPollService.generateTableData(this.pollData);
+        return this.pollService.generateTableData(this.pollData);
     }
 }
diff --git a/client/src/app/slides/polls/base-poll-slide.component.ts b/client/src/app/slides/polls/base-poll-slide.component.ts
index 4612b327b..a8085e69e 100644
--- a/client/src/app/slides/polls/base-poll-slide.component.ts
+++ b/client/src/app/slides/polls/base-poll-slide.component.ts
@@ -9,7 +9,7 @@ import { PollService } from 'app/site/polls/services/poll.service';
 import { BasePollSlideData } from './base-poll-slide-data';
 import { BaseSlideComponent } from '../base-slide-component';
 
-export class BasePollSlideComponent<T extends BasePollSlideData> extends BaseSlideComponent<T> {
+export class BasePollSlideComponent<T extends BasePollSlideData, S extends PollService> extends BaseSlideComponent<T> {
     public chartDataSubject: BehaviorSubject<ChartData> = new BehaviorSubject([]);
 
     @Input()
@@ -29,7 +29,7 @@ export class BasePollSlideComponent<T extends BasePollSlideData> extends BaseSli
 
     public constructor(
         @Inject(forwardRef(() => PollService))
-        public pollService: PollService
+        public pollService: S
     ) {
         super();
     }
diff --git a/client/src/app/slides/services/slide-manager.service.ts b/client/src/app/slides/services/slide-manager.service.ts
index abe929590..9da6ec3fb 100644
--- a/client/src/app/slides/services/slide-manager.service.ts
+++ b/client/src/app/slides/services/slide-manager.service.ts
@@ -76,11 +76,10 @@ export class SlideManager {
     }
 
     /**
-     * Asynchronically load the slide's component factory, which is used to create
+     * Asynchronously load the slide's component factory, which is used to create
      * the slide component.
      *
      * @param slideName The slide to search.
-     * @deprecated NgModuleFactoryLoader is deprecated and should be removed before version 9
      */
     public async getSlideFactory<T extends BaseSlideComponent<object>>(
         slideName: string