diff --git a/src/bonsai/bonsai/bim/helper.py b/src/bonsai/bonsai/bim/helper.py
index 3b3dd502e4..e76b512de3 100644
--- a/src/bonsai/bonsai/bim/helper.py
+++ b/src/bonsai/bonsai/bim/helper.py
@@ -428,7 +428,11 @@ def get_enum_items(
     else:
         annotations_data = data
 
-    prop = annotations_data.__annotations__[prop_name]
+    try:
+        annotations = annotations_data.__annotations__
+    except AttributeError:
+        annotations = type(annotations_data).__annotations__
+    prop = annotations[prop_name]
     items = prop.keywords.get("items")
     if items is None:
         return
diff --git a/src/bonsai/bonsai/tool/blender.py b/src/bonsai/bonsai/tool/blender.py
index 97b161a11b..09bfcf29cc 100644
--- a/src/bonsai/bonsai/tool/blender.py
+++ b/src/bonsai/bonsai/tool/blender.py
@@ -742,7 +742,11 @@ class Blender(bonsai.core.tool.Blender):
         # Yes, accessing items through annotations is a bit hacky
         # but it's the only way to get the dynamic enum items
         # besides providing them to get_enum_safe explicitly.
-        prop_keywords = props.__annotations__[prop_name].keywords
+        try:
+            annotations = props.__annotations__
+        except AttributeError:
+            annotations = type(props).__annotations__
+        prop_keywords = annotations[prop_name].keywords
         items = prop_keywords.get("items")
         if items is None:
             return None