diff --git a/spid-validator/server/package.json b/spid-validator/server/package.json
index 90a8812..f15e4be 100644
--- a/spid-validator/server/package.json
+++ b/spid-validator/server/package.json
@@ -30,8 +30,5 @@
     "xmlbuilder": "^9.0.7",
     "xpath": "0.0.27",
     "xpath.js": "^1.1.0"
-  },
-  "scripts": {
-  	"preinstall": "cp npm-shrinkwrap.gulp.json npm-shrinkwrap.json"
   }
 }