diff --git a/src/app/store/localstore.service.ts b/src/app/store/localstore.service.ts
index 0b37af954..7626ff8e7 100644
--- a/src/app/store/localstore.service.ts
+++ b/src/app/store/localstore.service.ts
@@ -6,7 +6,7 @@ import { AES, enc, SHA1 }  from  'crypto-js'
 })
 export class LocalstoreService {
 
-  private prefix = 'v15-'
+  private prefix = 'v16-'
 
   constructor() {