diff --git a/src/z2ui5_cl_demo_app_135.clas.abap b/src/z2ui5_cl_demo_app_135.clas.abap
index e2399136..6545c541 100644
--- a/src/z2ui5_cl_demo_app_135.clas.abap
+++ b/src/z2ui5_cl_demo_app_135.clas.abap
@@ -97,6 +97,7 @@ CLASS z2ui5_cl_demo_app_135 IMPLEMENTATION.
   METHOD on_event.
     CASE client->get( )-event.
       WHEN 'BACK'.
+        set_session_stateful( client = client stateful = abap_false ).
         client->nav_app_leave( ).
       WHEN 'LOCK'.
         lcl_locking=>acquire_lock( ).