diff --git a/app/core/qdrant_points.py b/app/core/qdrant_points.py
index cbbc5bd..b65c4cb 100644
--- a/app/core/qdrant_points.py
+++ b/app/core/qdrant_points.py
@@ -53,6 +53,7 @@ from app.core.qdrant import (
     ensure_payload_indexes as _ensure_payload_indexes,
 )
 
+from app.core.env_vars import get_collection_prefix
 
 # ---------------------------------------------------------------------------
 # Utility: MatchValue versionstolerant