diff --git a/projects/common/src/fm/shared/app.config.factory.ts b/projects/common/src/fm/shared/app.config.factory.ts
index 52df81c..d010b17 100644
--- a/projects/common/src/fm/shared/app.config.factory.ts
+++ b/projects/common/src/fm/shared/app.config.factory.ts
@@ -37,7 +37,10 @@ export function appConfigFactory(injector:Injector, appConfig: AppConfig, oauthS
         }).then(() => {
           let router = injector.get(Router);
           if (!oauthService.hasValidAccessToken()) {
-            oauthService.initImplicitFlow(urlPath);
+            if(appConfig.getConfig("grantType") == "code")
+              oauthService.initCodeFlow(urlPath);
+            else 
+              oauthService.initImplicitFlow(urlPath);
           } else {
             router.navigateByUrl(urlPath);
           }
diff --git a/src/configuration.json b/src/configuration.json
index 73efb01..c7af92c 100644
--- a/src/configuration.json
+++ b/src/configuration.json
@@ -3,6 +3,7 @@
     "clientId": "farmmaps",
     "audience": "http://farmmaps.awtest.nl/",
     "requireHttps": false,
-    "apiEndPoint": "http://farmmaps.awtest.nl"
+    "apiEndPoint": "http://farmmaps.awtest.nl",
+    "grantType":"implicit"
 }
   
\ No newline at end of file