diff --git a/homeassistant/components/zha/config_flow.py b/homeassistant/components/zha/config_flow.py
index e544b2a415a410..3e6dd05a8b5038 100644
--- a/homeassistant/components/zha/config_flow.py
+++ b/homeassistant/components/zha/config_flow.py
@@ -500,7 +500,7 @@ async def _set_unique_id_and_update_ignored_flow(
         if not current_entry:
             return
 
-        if current_entry.source != SOURCE_IGNORE:
+        if current_entry.source != config_entries.SOURCE_IGNORE:
             self._abort_if_unique_id_configured()
         else:
             # Only update the current entry if it is an ignored discovery