diff --git a/vercel.json b/vercel.json
index d52e8d9..7183f38 100644
--- a/vercel.json
+++ b/vercel.json
@@ -1,6 +1,6 @@
 {
     "functions": {
-      "*.php": {
+      "../*.php": {
         "runtime": "vercel-php@0.6.0"
       }
     },