diff --git a/examples/langchain-v1/package.json b/examples/langchain-v1/package.json
index 58b3bb02..a6cff97a 100644
--- a/examples/langchain-v1/package.json
+++ b/examples/langchain-v1/package.json
@@ -20,7 +20,7 @@
     "@hiero-ledger/sdk": "2.81.0",
     "@hashgraph/hedera-agent-kit": "file:../../packages/core",
     "@hashgraph/hedera-agent-kit-langchain": "file:../../packages/langchain",
-    "@langchain/core": "1.1.48",
+    "@langchain/core": "1.2.1",
     "@langchain/langgraph": "^1.2.1",
     "@langchain/mcp-adapters": "^1.1.3",
     "@langchain/openai": "1.2.7",