diff --git a/libs/langgraph/langgraph/types.py b/libs/langgraph/langgraph/types.py
index d95c4fd51..095e73c24 100644
--- a/libs/langgraph/langgraph/types.py
+++ b/libs/langgraph/langgraph/types.py
@@ -59,7 +59,7 @@ StreamMode = Literal[
 - `"messages"`: Emit LLM messages token-by-token together with metadata for any LLM invocations inside nodes or tasks.
 - `"checkpoints"`: Emit an event when a checkpoint is created, in the same format as returned by get_state().
 - `"tasks"`: Emit events when tasks start and finish, including their results and errors.
-- `"debug"`: Emit "checlkpoints" and "tasks" events, for debugging purposes.
+- `"debug"`: Emit "checkpoints" and "tasks" events, for debugging purposes.
 """
 
 StreamWriter = Callable[[Any], None]