diff --git a/tests/diag_edges_for_note.py b/tests/diag_edges_for_note.py
index 8aa2494..65d0143 100644
--- a/tests/diag_edges_for_note.py
+++ b/tests/diag_edges_for_note.py
@@ -23,9 +23,19 @@ Ziel:
 from __future__ import annotations
 
 import argparse
+import os
+import sys
 from typing import List
 
-from qdrant_client.http import models as rest
+# Projekt-Root (Ordner mit "app/") zum sys.path hinzufügen,
+# damit "import app.core.qdrant" funktioniert, auch wenn das Script
+# direkt aus tests/ gestartet wird.
+THIS_DIR = os.path.dirname(os.path.abspath(__file__))
+PROJECT_ROOT = os.path.dirname(THIS_DIR)
+if PROJECT_ROOT not in sys.path:
+    sys.path.insert(0, PROJECT_ROOT)
+
+from qdrant_client.http import models as rest  # type: ignore
 
 from app.core.qdrant import QdrantConfig, get_client, collection_names