diff --git a/package.json b/package.json
index fe3a66a5..a53f40b3 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "astro": "^4.14.2",
     "astro-embed": "^0.7.2",
     "faiss-node": "^0.5.1",
-    "langchain": "^0.1.37",
+    "langchain": "^0.2.12",
     "marked": "^14.0.0",
     "openai": "^4.55.9",
     "sharp": "^0.33.4",