diff --git a/CHANGELOG b/CHANGELOG
index 2b454cd1a..cfb194778 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -30,7 +30,9 @@ Motions:
 - Reworked DOCX export parser and added comments to DOCX [#3258].
 - New PDF export for personal note and comments [#3239].
 - Bugfix: Creating colliding change recommendation is now prevented
-  on server side [#3304]
+  on server side [#3304].
+- Added config value for customize sorting of category list in
+  pdf/docx export [#3329].
 
 Users:
 - User without permission to see users can now see agenda item speakers,
diff --git a/openslides/motions/config_variables.py b/openslides/motions/config_variables.py
index 3f79d243b..333d49567 100644
--- a/openslides/motions/config_variables.py
+++ b/openslides/motions/config_variables.py
@@ -253,3 +253,15 @@ def get_config_variables():
         weight=375,
         group='Motions',
         subgroup='Export')
+
+    yield ConfigVariable(
+        name='motions_export_category_sorting',
+        default_value='prefix',
+        input_type='choice',
+        label='Sort categories by',
+        choices=(
+            {'value': 'prefix', 'display_name': 'Prefix'},
+            {'value': 'name', 'display_name': 'Name'}),
+        weight=385,
+        group='Motions',
+        subgroup='Export')
diff --git a/openslides/motions/static/js/motions/docx.js b/openslides/motions/static/js/motions/docx.js
index ea76be16d..ede74639f 100644
--- a/openslides/motions/static/js/motions/docx.js
+++ b/openslides/motions/static/js/motions/docx.js
@@ -22,7 +22,6 @@ angular.module('OpenSlidesApp.motions.docx', ['OpenSlidesApp.core.docx'])
 
         var getData = function (motions, params) {
             var data = {};
-            var categories = Category.getAll();
             // header
             var headerline1 = [
                 Config.translate(Config.get('general_event_name').value),
@@ -39,9 +38,10 @@ angular.module('OpenSlidesApp.motions.docx', ['OpenSlidesApp.core.docx'])
             data.preamble = Config.get('motions_export_preamble').value;
 
             // categories
+            var categories = getCategoriesData(motions);
             data.has_categories = categories.length === 0 ? false : true;
             data.categories_translation = gettextCatalog.getString('Categories');
-            data.categories = getCategoriesData(categories);
+            data.categories = categories;
             data.no_categories = gettextCatalog.getString('No categories available.');
             data.pagebreak_main = categories.length === 0 ? '' : PAGEBREAK;
 
@@ -58,13 +58,21 @@ angular.module('OpenSlidesApp.motions.docx', ['OpenSlidesApp.core.docx'])
             });
         };
 
-        var getCategoriesData = function (categories) {
-            return _.map(categories, function (category) {
-                return {
-                    prefix: category.prefix,
-                    name: category.name,
-                };
+        var getCategoriesData = function (motions) {
+            var categories = _.map(motions, function (motion) {
+                if (motion.category) {
+                    return {
+                        prefix: motion.category.prefix,
+                        name: motion.category.name,
+                    };
+                }
             });
+            // clear out 'undefined' and make the categories unique.
+            categories = _.uniqBy(_.filter(categories, function(category) {
+                return category;
+            }), 'prefix');
+            var sortKey = Config.get('motions_export_category_sorting').value;
+            return _.orderBy(categories, [sortKey]);
         };
 
         var getMotionShortData = function (motions) {
diff --git a/openslides/motions/static/js/motions/pdf.js b/openslides/motions/static/js/motions/pdf.js
index 6ed1eb98d..205bcbca9 100644
--- a/openslides/motions/static/js/motions/pdf.js
+++ b/openslides/motions/static/js/motions/pdf.js
@@ -712,21 +712,22 @@ angular.module('OpenSlidesApp.motions.pdf', ['OpenSlidesApp.core.pdf'])
             // function to create the table of catergories (if any)
             var createTOCategories = function() {
                 var categories = [];
-                _.forEach(allMotions, function(motion) {
+                _.forEach(allMotions, function (motion) {
                     var category = motion.getCategory();
                     if (category) {
                         categories.push(category);
                     }
                 });
-                categories = _.uniqBy(categories, 'id');
+                var sortKey = Config.get('motions_export_category_sorting').value;
+                categories = _.orderBy(_.uniqBy(categories, 'id'), [sortKey]);
                 if (categories.length > 1) {
                     var heading = {
-                        text: gettextCatalog.getString("Categories"),
-                        style: "heading2"
+                        text: gettextCatalog.getString('Categories'),
+                        style: 'heading2',
                     };
 
                     var toc = [];
-                    angular.forEach(_.orderBy(categories, ['prefix']), function(cat) {
+                    angular.forEach(categories, function(cat) {
                         toc.push(
                             {
                                 columns: [
diff --git a/openslides/motions/static/js/motions/site.js b/openslides/motions/static/js/motions/site.js
index 3ee240607..f20837f2d 100644
--- a/openslides/motions/static/js/motions/site.js
+++ b/openslides/motions/static/js/motions/site.js
@@ -2260,6 +2260,7 @@ angular.module('OpenSlidesApp.motions.site', [
         // subgroup PDF
         gettext('Title for PDF and DOCX documents (all motions)');
         gettext('Preamble text for PDF and DOCX documents (all motions)');
+        gettext('Sort categories by');
 
         // misc strings (used dynamically in templates by translate filter)
         gettext('needed');