diff --git a/libs/core/langchain_core/callbacks/manager.py b/libs/core/langchain_core/callbacks/manager.py
index 680e35e811e..88aebbf3164 100644
--- a/libs/core/langchain_core/callbacks/manager.py
+++ b/libs/core/langchain_core/callbacks/manager.py
@@ -246,7 +246,8 @@ def shielded(func: Func) -> Func:
         # For older versions, fallback to original behavior
         try:
             # Create a task with the captured context to preserve context variables
-            task = asyncio.create_task(coro, context=ctx)
+            task = asyncio.create_task(coro, context=ctx)  # type: ignore[call-arg]
+            # `call-arg` used to not fail 3.9 or 3.10 tests
             return await asyncio.shield(task)
         except TypeError:
             # Python < 3.11 fallback - create task normally then shield