diff --git a/tests/test_wp26_section_types.py b/tests/test_wp26_section_types.py
index 015df20..363aae1 100644
--- a/tests/test_wp26_section_types.py
+++ b/tests/test_wp26_section_types.py
@@ -386,7 +386,8 @@ class TestGraphSchemaParser:
         edge = get_typical_edge_for("insight", "decision")
         
         # Basierend auf graph_schema.md: foundation_for oder guides
-        assert edge in ["foundation_for", "guides", "related_to"]
+        # Fallback über "any"-Regel: references oder related_to
+        assert edge in ["foundation_for", "guides", "related_to", "references"]
     
     def test_get_typical_edge_fallback(self):
         """Fallback auf 'related_to' für unbekannte Typen"""