diff --git a/src/app-config/index.ts b/src/app-config/index.ts
index aed22056b4..0581f77438 100644
--- a/src/app-config/index.ts
+++ b/src/app-config/index.ts
@@ -1,5 +1,6 @@
 export const environment = {
     "shell": {
+        "languageHash": "12", /* this value is set manually at the moment and should be replaced with the published app version  */
         "defaultRoute": "/content/entries",
         "loginRoute" : "/login",
         "errorRoute" : "/error",
diff --git a/src/shared/kmc-shell/auth/app-bootstrap.service.ts b/src/shared/kmc-shell/auth/app-bootstrap.service.ts
index f9b4095686..8dfce61e35 100644
--- a/src/shared/kmc-shell/auth/app-bootstrap.service.ts
+++ b/src/shared/kmc-shell/auth/app-bootstrap.service.ts
@@ -93,7 +93,7 @@ export class AppBootstrap implements CanActivate {
         this._bootstrapConfig = appBootstrapConfig;
 
         // init localization, wait for localization to load before continuing
-
+        this.appLocalization.setFilesHash(environment.shell.languageHash);
         const language = this.getCurrentLanguage();
         this.appLocalization.load(language,'en').subscribe(
             () => {