diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 04b94589c..da4837dda 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "pyyaml>=6.0.2",
     "ruamel-yaml==0.19.1",
     "redis>=5.0.0",
-    "fastmcp==2.12.0",
+    "fastmcp==3.1.1",
     "langchain>=0.3.26",
     "scikit-learn>=1.0.0",
     "numpy>=1.24.0",