diff --git a/evennia/web/admin/accounts.py b/evennia/web/admin/accounts.py
index 6f3f1aa9eb..2bae04d806 100644
--- a/evennia/web/admin/accounts.py
+++ b/evennia/web/admin/accounts.py
@@ -59,7 +59,7 @@ class AccountChangeForm(UserChangeForm):
         help_text="This is the Python-path to the class implementing the actual account functionality. "
         "You usually don't need to change this from the default.<BR>"
         "If your custom class is not found here, it may not be imported as part of Evennia's startup.",
-        choices=adminutils.get_and_load_typeclasses(parent=AccountDB),
+        choices=lambda: adminutils.get_and_load_typeclasses(parent=AccountDB),
     )
 
     db_lock_storage = forms.CharField(
diff --git a/evennia/web/admin/objects.py b/evennia/web/admin/objects.py
index cb7e387e41..24397f9bf5 100644
--- a/evennia/web/admin/objects.py
+++ b/evennia/web/admin/objects.py
@@ -64,7 +64,7 @@ class ObjectCreateForm(forms.ModelForm):
         f"<BR>If you are creating a Character you usually need <B>{settings.BASE_CHARACTER_TYPECLASS}</B> "
         "or a subclass of that. <BR>If your custom class is not found in the list, it may not be imported "
         "as part of Evennia's startup.",
-        choices=adminutils.get_and_load_typeclasses(parent=ObjectDB))
+        choices=lambda: adminutils.get_and_load_typeclasses(parent=ObjectDB))
 
     db_lock_storage = forms.CharField( label="Locks",
         required=False,
diff --git a/evennia/web/admin/scripts.py b/evennia/web/admin/scripts.py
index 6d8ec117b0..2952f9b66f 100644
--- a/evennia/web/admin/scripts.py
+++ b/evennia/web/admin/scripts.py
@@ -23,7 +23,7 @@ class ScriptForm(forms.ModelForm):
         label="Typeclass",
         help_text="This is the Python-path to the class implementing the actual script functionality. "
         "<BR>If your custom class is not found here, it may not be imported as part of Evennia's startup.",
-        choices=adminutils.get_and_load_typeclasses(
+        choices=lambda: adminutils.get_and_load_typeclasses(
             parent=ScriptDB, excluded_parents=["evennia.prototypes.prototypes.DbPrototype"])
     )