diff --git a/flytekit/core/type_engine.py b/flytekit/core/type_engine.py
index edb7bea65f..43c11065ba 100644
--- a/flytekit/core/type_engine.py
+++ b/flytekit/core/type_engine.py
@@ -507,7 +507,7 @@ def _fix_val_int(self, t: typing.Type, val: typing.Any) -> typing.Any:
             # Handle optional type. e.g. Optional[int], Optional[dataclass]
             # Marshmallow doesn't support union type, so the type here is always an optional type.
             # https://github.com/marshmallow-code/marshmallow/issues/1191#issuecomment-480831796
-            # Note: Typing.Union[None, int] is also an optional type, but Marshmallow does not support it.
+            # Note: Union[None, int] is also an optional type, but Marshmallow does not support it.
             return self._fix_val_int(get_args(t)[0], val)
 
         if dataclasses.is_dataclass(t):