diff --git a/src/modules/conf_applications/e_int_config_deskenv.c b/src/modules/conf_applications/e_int_config_deskenv.c
index 6a88a99fa..e05664486 100644
--- a/src/modules/conf_applications/e_int_config_deskenv.c
+++ b/src/modules/conf_applications/e_int_config_deskenv.c
@@ -4,6 +4,7 @@
 
 static void        *_create_data(E_Config_Dialog *cfd);
 static void         _free_data(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
+static int          _basic_check_changed(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
 static int          _basic_apply(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
 static Evas_Object *_basic_create(E_Config_Dialog *cfd, Evas *evas, E_Config_Dialog_Data *cfdata);
 
@@ -33,6 +34,7 @@ e_int_config_deskenv(E_Container *con, const char *params __UNUSED__)
    v->free_cfdata = _free_data;
    v->basic.apply_cfdata = _basic_apply;
    v->basic.create_widgets = _basic_create;
+   v->basic.check_changed = _basic_check_changed;
 
    /* create config diaolg for NULL object/data */
    cfd = e_config_dialog_new(con, _("Desktop Environments"), "E",
@@ -68,6 +70,16 @@ _free_data(E_Config_Dialog *cfd __UNUSED__, E_Config_Dialog_Data *cfdata)
    E_FREE(cfdata);
 }
 
+static int
+_basic_check_changed(E_Config_Dialog *cfd __UNUSED__, E_Config_Dialog_Data *cfdata)
+{
+   return (e_config->deskenv.load_xrdb != cfdata->load_xrdb) ||
+          (e_config->deskenv.load_xmodmap != cfdata->load_xmodmap) ||
+          (e_config->deskenv.load_gnome != cfdata->load_gnome) ||
+          (e_config->deskenv.load_kde != cfdata->load_kde) ||
+          (e_config->exe_always_single_instance != cfdata->exe_always_single_instance);
+}
+
 /**--APPLY--**/
 static int
 _basic_apply(E_Config_Dialog *cfd __UNUSED__, E_Config_Dialog_Data *cfdata)