diff --git a/pyproject.toml b/pyproject.toml
index 410f884..7c8e61a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ dependencies = [
     "typing-extensions==4.13.0",
     "mcp==1.12.2",
     "sse_starlette==1.6.5",
-    "setuptools==65.5.0",
+    "setuptools==78.1.1",
 ]
 
 [project.urls]