diff --git a/openflexure_microscope/api/default_extensions/__init__.py b/openflexure_microscope/api/default_extensions/__init__.py
index 0591ab60..577f10ba 100644
--- a/openflexure_microscope/api/default_extensions/__init__.py
+++ b/openflexure_microscope/api/default_extensions/__init__.py
@@ -13,5 +13,3 @@ except Exception as e:
     logging.error(
         f"Exception loading builtin extension picamera_autocalibrate: \n{traceback.format_exc()}"
     )
-
-from ..example_extensions.custom_element import customelement_extension_v2