diff --git a/.gitignore b/.gitignore
index a3d015171..2d3f5be56 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,7 +14,10 @@ node_modules/*
 bower_components/*
 
 # OS4-Submodules
-openslides-*
+/openslides-*
+
+# OS3+
+/server/
 
 # Local user data (settings, database, media, search index, static files)
 personal_data/*
@@ -81,6 +84,7 @@ client/yarn.lock
 package-lock.json
 client/package-lock.json
 cypress.json
+*-version.txt
 
 # System Files
 client/.DS_Store
diff --git a/openslides/saml/README.md b/openslides/saml/README.md
index b6fcbb6c3..f8b9e3aa8 100644
--- a/openslides/saml/README.md
+++ b/openslides/saml/README.md
@@ -82,6 +82,6 @@ One can overwrite the data extracted from the request headers of saml-requests.
 
 ### Default group ids
 
-If the optional key `default_group_ids` is given, these groups are assigned to
+If the optional key `defaultGroupIds` is given, these groups are assigned to
 each new created user on each saml login. It must be a list of ids. To disable
 this feature, either just do not inlcude this key, or set it to `null`.
diff --git a/openslides/saml/settings.py b/openslides/saml/settings.py
index 00064ecd8..4090139cc 100644
--- a/openslides/saml/settings.py
+++ b/openslides/saml/settings.py
@@ -214,7 +214,7 @@ class SamlSettings:
                 raise SamlException('The https value must be "on" or "off"')
 
     def load_default_group_ids(self, content):
-        self.default_group_ids = content.pop("default_group_ids", None)
+        self.default_group_ids = content.pop("defaultGroupIds", None)
         if self.default_group_ids is None:
             return
         if not isinstance(self.default_group_ids, list):
diff --git a/openslides/saml/views.py b/openslides/saml/views.py
index 5f591ed30..cd6e14e8c 100644
--- a/openslides/saml/views.py
+++ b/openslides/saml/views.py
@@ -145,7 +145,7 @@ class SamlView(View):
             )
             group_ids = get_saml_settings().default_group_ids
             if group_ids:
-                user.groups.add(group_ids)
+                user.groups.add(*group_ids)
             inform_changed_data(user)  # put the new user into the cache
         else:
             logger.info(