app update not working, reverting back

package.json

 {
   "name": "pling-store",
   "productName": "Pling-Store",
-  "version": "5.0.2",
+  "version": "5.0.1",
   "description": "Store Frontend and Management Application based on OpenCollaborationServices (OCS) of Opendesktop.org.",
   "author": "Pling.com",
   "license": "GPL-3.0",