diff --git a/feincms/__init__.py b/feincms/__init__.py
index 564317a46..6b633245f 100644
--- a/feincms/__init__.py
+++ b/feincms/__init__.py
@@ -23,7 +23,7 @@ def __getattr__(self, attr):
 
 
 COMPLETELY_LOADED = False
-def ensure_completely_loaded(force=False):
+def ensure_completely_loaded():
     """
     This method ensures all models are completely loaded
 
@@ -36,7 +36,7 @@ def ensure_completely_loaded(force=False):
     """
 
     global COMPLETELY_LOADED
-    if COMPLETELY_LOADED and not force:
+    if COMPLETELY_LOADED:
         return True
 
     # Ensure meta information concerning related fields is up-to-date.
diff --git a/feincms/models.py b/feincms/models.py
index 844a0bc2e..c9672bafc 100644
--- a/feincms/models.py
+++ b/feincms/models.py
@@ -706,7 +706,10 @@ class Meta(feincms_content_base.Meta):
                     cls.feincms_item_editor_includes.setdefault(
                         key, set()).update(incls)
 
-            ensure_completely_loaded(force=True)
+            # since this content type is potentially being added after cls is
+            # loaded by Django, we will reload the cls's related objects cache.
+            # See issue #323.
+            cls._meta._fill_related_objects_cache()
             return new_type
 
         @property