diff --git a/pyproject.toml b/pyproject.toml
index 19cb178..33f18d5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ dependencies = [
     "fastapi==0.115.12",
     "uvicorn==0.34.3",
     "fastapi-mcp==0.3.4",
-    "mcp==1.9.2",
+    "mcp==1.13.1",
     "pyspark==3.5.5",
     "delta-spark==3.3.2",
     "aiohttp==3.12.8",