diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index c52f98f..1ca5b2e 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -20,10 +20,6 @@ jobs:
           cache: npm
 
       - run: npm ci
-      - name: Build MCP SDK from GitHub source
-        run: |
-          cd node_modules/@modelcontextprotocol/sdk
-          npm install
       - run: npm run build
       - run: npm test
 
diff --git a/package.json b/package.json
index 060b887..da588bb 100644
--- a/package.json
+++ b/package.json
@@ -32,5 +32,9 @@
     "dotenv": "^16.4.7",
     "express": "^4.21.2",
     "raw-body": "^3.0.0"
+  },
+  "overrides": {
+    "@types/express": "^5.0.0",
+    "@types/express-serve-static-core": "^5.0.2"
   }
 }