diff --git a/querybook/server/lib/utils/utils.py b/querybook/server/lib/utils/utils.py
index 5206c23ca..d1add40ec 100644
--- a/querybook/server/lib/utils/utils.py
+++ b/querybook/server/lib/utils/utils.py
@@ -162,8 +162,10 @@ def get_default_args(func):
     }
 
 
-def str_to_bool(value: Optional[str]) -> bool:
+def str_to_bool(value: Optional[Union[str, bool]]) -> bool:
     if value is None:
         return False
+    if isinstance(value, bool):
+        return value
 
     return value.lower() in ("yes", "true", "t", "1")