diff --git a/requirements.txt b/requirements.txt
index 0f02aa4..1a53075 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,9 +1,9 @@
-langgraph==1.1.10
+langgraph==1.2.5
 # Durable SQLite checkpointer for the R720 agent-team Plane-2 pipeline (design D9).
 langgraph-checkpoint-sqlite==3.1.0
-langchain-anthropic==1.4.3
-langchain-openai==1.2.1
-langchain-google-genai==4.2.2
-langchain-community==0.4.1
-composio-langgraph==0.13.0
+langchain-anthropic==1.4.6
+langchain-openai==1.3.2
+langchain-google-genai==4.2.5
+langchain-community==0.4.2
+composio-langgraph==0.15.0
 python-dotenv==1.2.2