diff --git a/langchain/callbacks/tracers/run_collector.py b/langchain/callbacks/tracers/run_collector.py
index 68fb423a..6a04c5ef 100644
--- a/langchain/callbacks/tracers/run_collector.py
+++ b/langchain/callbacks/tracers/run_collector.py
@@ -5,7 +5,7 @@ from langchain.callbacks.tracers.base import BaseTracer
 from langchain.callbacks.tracers.schemas import Run
 
 
-class RunStackCallbackHandler(BaseTracer):
+class RunCollectorCallbackHandler(BaseTracer):
     """A tracer that collects all nested runs in a list.
 
     Useful for inspection and for evaluation."""