diff --git a/tdmgr/schemas/status.py b/tdmgr/schemas/status.py
index 46085e1..bfd2060 100644
--- a/tdmgr/schemas/status.py
+++ b/tdmgr/schemas/status.py
@@ -242,7 +242,7 @@ class ShutterSchema(StatusBaseModel):
     Opt: str
     Calib: List[int]
     Mode: str
-    TiltConfig: List[int]
+    TiltConfig: Optional[List[int]] = None
 
 
 StatusSHTSchema = create_model(