diff --git a/libs/langgraph/langgraph/pregel/runner.py b/libs/langgraph/langgraph/pregel/runner.py
index 59ede35f5..d65cd7dd0 100644
--- a/libs/langgraph/langgraph/pregel/runner.py
+++ b/libs/langgraph/langgraph/pregel/runner.py
@@ -431,7 +431,7 @@ class PregelRunner:
                         writes.extend(resumes)
                     self.put_writes()(task.id, writes)  # type: ignore[misc]
             elif isinstance(exception, GraphBubbleUp):
-                raise exception
+                pass
             else:
                 # save error to checkpointer
                 task.writes.append((ERROR, exception))