diff --git a/agenthub/langchains_agent/__init__.py b/agenthub/langchains_agent/__init__.py
index 750934067779..11388e54f092 100644
--- a/agenthub/langchains_agent/__init__.py
+++ b/agenthub/langchains_agent/__init__.py
@@ -14,7 +14,6 @@
     AgentFinishAction,
 )
 from opendevin.observation import (
-    Observation,
     CmdOutputObservation,
     BrowserOutputObservation,
 )