diff --git a/flytekit/core/context_manager.py b/flytekit/core/context_manager.py
index c51b60c1c9..506e55c829 100644
--- a/flytekit/core/context_manager.py
+++ b/flytekit/core/context_manager.py
@@ -547,7 +547,7 @@ def with_params(
             user_space_params=user_space_params if user_space_params else self.user_space_params,
         )
 
-    def is_local_execution(self):
+    def is_local_execution(self) -> bool:
         return (
             self.mode == ExecutionState.Mode.LOCAL_TASK_EXECUTION
             or self.mode == ExecutionState.Mode.LOCAL_WORKFLOW_EXECUTION
diff --git a/flytekit/types/file/file.py b/flytekit/types/file/file.py
index 567b29de57..5304fd21ed 100644
--- a/flytekit/types/file/file.py
+++ b/flytekit/types/file/file.py
@@ -440,7 +440,7 @@ def to_literal(
             # Set the remote destination if one was given instead of triggering a random one below
             remote_path = python_val.remote_path or None
 
-            if ctx.execution_state.is_local_execution and python_val.remote_path is None:
+            if ctx.execution_state.is_local_execution() and python_val.remote_path is None:
                 should_upload = False
 
         elif isinstance(python_val, pathlib.Path) or isinstance(python_val, str):
@@ -458,7 +458,7 @@ def to_literal(
                         p = pathlib.Path(python_val)
                         if not p.is_file():
                             raise TypeTransformerFailedError(f"Error converting {python_val} because it's not a file.")
-                        if ctx.execution_state.is_local_execution:
+                        if ctx.execution_state.is_local_execution():
                             should_upload = False
             # python_type must be os.PathLike - see check at beginning of function
             else: