diff --git a/authentik/blueprints/migrations/0001_initial.py b/authentik/blueprints/migrations/0001_initial.py
index d0f897e76..53e831f24 100644
--- a/authentik/blueprints/migrations/0001_initial.py
+++ b/authentik/blueprints/migrations/0001_initial.py
@@ -45,7 +45,7 @@ def check_blueprint_v1_file(BlueprintInstance: type, path: Path):
             enabled=True,
             managed_models=[],
             last_applied_hash="",
-            metadata=metadata,
+            metadata=metadata or {},
         )
         instance.save()
 
diff --git a/authentik/core/api/users.py b/authentik/core/api/users.py
index 25346c469..9c2f9ed2c 100644
--- a/authentik/core/api/users.py
+++ b/authentik/core/api/users.py
@@ -106,7 +106,7 @@ class UserSerializer(ModelSerializer):
     avatar = CharField(read_only=True)
     attributes = JSONField(validators=[is_dict], required=False)
     groups = PrimaryKeyRelatedField(
-        allow_empty=True, many=True, source="ak_groups", queryset=Group.objects.all()
+        allow_empty=True, many=True, source="ak_groups", queryset=Group.objects.all(), default=list
     )
     groups_obj = ListSerializer(child=UserGroupSerializer(), read_only=True, source="ak_groups")
     uid = CharField(read_only=True)
diff --git a/blueprints/schema.json b/blueprints/schema.json
index ea4c2a386..a493fb864 100644
--- a/blueprints/schema.json
+++ b/blueprints/schema.json
@@ -3888,8 +3888,7 @@
                     },
                     "required": [
                         "username",
-                        "name",
-                        "groups"
+                        "name"
                     ],
                     "title": "User"
                 },
@@ -4080,8 +4079,7 @@
                     },
                     "required": [
                         "username",
-                        "name",
-                        "groups"
+                        "name"
                     ],
                     "title": "User"
                 },
@@ -4276,8 +4274,7 @@
                     },
                     "required": [
                         "username",
-                        "name",
-                        "groups"
+                        "name"
                     ],
                     "title": "User"
                 },
@@ -6419,8 +6416,7 @@
                     },
                     "required": [
                         "username",
-                        "name",
-                        "groups"
+                        "name"
                     ],
                     "title": "User"
                 },
@@ -7155,8 +7151,7 @@
                     },
                     "required": [
                         "username",
-                        "name",
-                        "groups"
+                        "name"
                     ],
                     "title": "User"
                 },
diff --git a/schema.yml b/schema.yml
index 232e8f2ce..93332a361 100644
--- a/schema.yml
+++ b/schema.yml
@@ -40977,7 +40977,6 @@ components:
           type: string
       required:
       - avatar
-      - groups
       - groups_obj
       - is_superuser
       - name
@@ -41435,7 +41434,6 @@ components:
           type: string
           minLength: 1
       required:
-      - groups
       - name
       - username
     UserSAMLSourceConnection: