diff --git a/package.json b/package.json
index 6b3fa03..a5870ca 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "private": true,
   "license": "UNLICENSED",
   "engines": {
-    "node": "20.x"
+    "node": "18.x"
   },
   "scripts": {
     "build": "npx nest build",
diff --git a/tsconfig.json b/tsconfig.json
index 95f5641..bf23ec1 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -17,5 +17,6 @@
     "strictBindCallApply": false,
     "forceConsistentCasingInFileNames": false,
     "noFallthroughCasesInSwitch": false
-  }
+  },
+  "exclude": ["node_modules", "dist", "api"]
 }
diff --git a/vercel.json b/vercel.json
index 81097d4..85deee8 100644
--- a/vercel.json
+++ b/vercel.json
@@ -1,9 +1,3 @@
 {
-  "version": 2,
-  "buildCommand": "pnpm run build",
-  "functions": {
-    "api/*.ts": {
-      "runtime": "@vercel/node@2.15.10"
-    }
-  }
+  "version": 2
 }