diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index aaca8dfa..40356217 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -10,7 +10,7 @@ dependencies = [
     "fastmcp>=2.12.2",
     "huggingface-hub[cli]==0.34.4",
     "langchain==0.3.27",
-    "langchain-community==0.3.27",
+    "langchain-community==0.3.29",
     "langchain-google-genai==2.1.9",
     "langchain-google-vertexai==2.0.28",
     "langchain-huggingface==0.3.1",