diff --git a/src/maref/recursive/trust_engine_v2.py b/src/maref/recursive/trust_engine_v2.py
index 3f4ccb4c..185b87ee 100644
--- a/src/maref/recursive/trust_engine_v2.py
+++ b/src/maref/recursive/trust_engine_v2.py
@@ -2,7 +2,11 @@
 
 import time
 from dataclasses import dataclass, field
-from typing import Any
+from typing import TYPE_CHECKING, Any
+
+if TYPE_CHECKING:
+    from maref.recursive.unified_audit import UnifiedAuditRecord, UnifiedAuditStore
+
 
 @dataclass
 class TrustFactor: