diff --git a/src/backends/native/meta-kms-types.h b/src/backends/native/meta-kms-types.h
index 8e035ac1a..b216dc019 100644
--- a/src/backends/native/meta-kms-types.h
+++ b/src/backends/native/meta-kms-types.h
@@ -80,6 +80,7 @@ typedef enum _MetaKmsUpdateFlag
 {
   META_KMS_UPDATE_FLAG_NONE = 0,
   META_KMS_UPDATE_FLAG_TEST_ONLY = 1 << 0,
+  META_KMS_UPDATE_FLAG_MODE_SET = 1 << 1,
 } MetaKmsUpdateFlag;
 
 typedef enum _MetaKmsPlaneType MetaKmsPlaneType;
diff --git a/src/backends/native/meta-renderer-native.c b/src/backends/native/meta-renderer-native.c
index a2cb6329a..18b240328 100644
--- a/src/backends/native/meta-renderer-native.c
+++ b/src/backends/native/meta-renderer-native.c
@@ -873,8 +873,9 @@ post_mode_set_updates (MetaRendererNative *renderer_native)
                                            NULL,
                                            NULL);
 
-      feedback = meta_kms_device_process_update_sync (kms_device, kms_update,
-                                                      META_KMS_UPDATE_FLAG_NONE);
+      feedback =
+        meta_kms_device_process_update_sync (kms_device, kms_update,
+                                             META_KMS_UPDATE_FLAG_MODE_SET);
     }
 }
 
diff --git a/src/tests/native-kms-device.c b/src/tests/native-kms-device.c
index 5d0800362..fde193c1a 100644
--- a/src/tests/native-kms-device.c
+++ b/src/tests/native-kms-device.c
@@ -283,7 +283,7 @@ meta_test_kms_device_mode_set (void)
                                 meta_get_mode_rect (mode),
                                 META_KMS_ASSIGN_PLANE_FLAG_NONE);
   feedback = meta_kms_device_process_update_sync (device, update,
-                                                  META_KMS_UPDATE_FLAG_NONE);
+                                                  META_KMS_UPDATE_FLAG_MODE_SET);
   meta_kms_feedback_unref (feedback);
 
   g_assert_nonnull (meta_kms_crtc_get_current_state (crtc));
@@ -347,7 +347,7 @@ meta_test_kms_device_power_save (void)
                                 meta_get_mode_rect (mode),
                                 META_KMS_ASSIGN_PLANE_FLAG_NONE);
   feedback = meta_kms_device_process_update_sync (device, update,
-                                                  META_KMS_UPDATE_FLAG_NONE);
+                                                  META_KMS_UPDATE_FLAG_MODE_SET);
   meta_kms_feedback_unref (feedback);
 
   g_assert_true (meta_kms_crtc_is_active (crtc));
@@ -384,7 +384,7 @@ meta_test_kms_device_power_save (void)
                                 meta_get_mode_rect (mode),
                                 META_KMS_ASSIGN_PLANE_FLAG_NONE);
   feedback = meta_kms_device_process_update_sync (device, update,
-                                                  META_KMS_UPDATE_FLAG_NONE);
+                                                  META_KMS_UPDATE_FLAG_MODE_SET);
   meta_kms_feedback_unref (feedback);
 
   g_assert_true (meta_kms_crtc_is_active (crtc));