diff --git a/libs/langgraph/langgraph/pregel/runner.py b/libs/langgraph/langgraph/pregel/runner.py
index 150e84f30..a7a17fc09 100644
--- a/libs/langgraph/langgraph/pregel/runner.py
+++ b/libs/langgraph/langgraph/pregel/runner.py
@@ -248,6 +248,7 @@ class PregelRunner:
                 # bail if not a PUSH write
                 if w[0] != PUSH:
                     continue
+                # TODO apply changes from sync version
                 # schedule the next task, if the callback returns one
                 if next_task := self.schedule_task(
                     task,