diff --git a/src/prefect/results.py b/src/prefect/results.py
index cd0b2ac3f7e4..5049ce9d9fcb 100644
--- a/src/prefect/results.py
+++ b/src/prefect/results.py
@@ -365,7 +365,7 @@ async def update_for_task(self: Self, task: "Task") -> Self:
             and update.get("result_storage") is None
             or (self.result_storage and self.result_storage.basepath is None)
         ):
-            update["result_storage"] = await get_default_result_storage()
+            update["result_storage"] = await get_default_result_storage(_sync=False)
         if (
             isinstance(self.metadata_storage, NullFileSystem)
             and update.get("metadata_storage", NotSet) is NotSet