diff --git a/src/tests/meta-crtc-test.c b/src/tests/meta-crtc-test.c
index eaeeac41e..872645d4e 100644
--- a/src/tests/meta-crtc-test.c
+++ b/src/tests/meta-crtc-test.c
@@ -74,7 +74,9 @@ static gboolean
 meta_crtc_test_is_transform_handled (MetaCrtcNative       *crtc_native,
                                      MetaMonitorTransform  monitor_transform)
 {
-  return TRUE;
+  MetaCrtcTest *crtc_test = META_CRTC_TEST (crtc_native);
+
+  return crtc_test->handles_transforms;
 }
 
 static gboolean
@@ -133,6 +135,8 @@ meta_crtc_test_init (MetaCrtcTest *crtc_test)
       crtc_test->gamma.green[i] = gamma;
       crtc_test->gamma.blue[i] = gamma;
     }
+
+  crtc_test->handles_transforms = TRUE;
 }
 
 void
@@ -143,3 +147,10 @@ meta_crtc_test_disable_gamma_lut (MetaCrtcTest *crtc_test)
   g_clear_pointer (&crtc_test->gamma.green, g_free);
   g_clear_pointer (&crtc_test->gamma.blue, g_free);
 }
+
+void
+meta_crtc_test_set_is_transform_handled (MetaCrtcTest *crtc_test,
+                                         gboolean      handles_transforms)
+{
+  crtc_test->handles_transforms = handles_transforms;
+}
diff --git a/src/tests/meta-crtc-test.h b/src/tests/meta-crtc-test.h
index 24fedbb45..7590bc0d4 100644
--- a/src/tests/meta-crtc-test.h
+++ b/src/tests/meta-crtc-test.h
@@ -29,6 +29,8 @@ struct _MetaCrtcTest
     uint16_t *green;
     uint16_t *blue;
   } gamma;
+
+  gboolean handles_transforms;
 };
 
 #define META_TYPE_CRTC_TEST (meta_crtc_test_get_type ())
@@ -39,3 +41,6 @@ G_DECLARE_FINAL_TYPE (MetaCrtcTest, meta_crtc_test,
 
 META_EXPORT
 void meta_crtc_test_disable_gamma_lut (MetaCrtcTest *crtc_test);
+
+void meta_crtc_test_set_is_transform_handled (MetaCrtcTest *crtc_test,
+                                              gboolean      handles_transforms);
diff --git a/src/tests/meta-monitor-manager-test.c b/src/tests/meta-monitor-manager-test.c
index edd5b63de..243d2ad78 100644
--- a/src/tests/meta-monitor-manager-test.c
+++ b/src/tests/meta-monitor-manager-test.c
@@ -35,8 +35,6 @@ struct _MetaMonitorManagerTest
 {
   MetaMonitorManagerNative parent;
 
-  gboolean handles_transforms;
-
   int tiled_monitor_count;
 
   MetaLogicalMonitorLayoutMode layout_mode;
@@ -113,7 +111,18 @@ void
 meta_monitor_manager_test_set_handles_transforms (MetaMonitorManagerTest *manager_test,
                                                   gboolean                handles_transforms)
 {
-  manager_test->handles_transforms = handles_transforms;
+  MetaMonitorManager *manager = META_MONITOR_MANAGER (manager_test);
+  MetaBackend *backend = meta_monitor_manager_get_backend (manager);
+  MetaBackendTest *backend_test = META_BACKEND_TEST (backend);
+  MetaGpu *gpu = meta_backend_test_get_gpu (backend_test);
+  GList *l;
+
+  for (l = meta_gpu_get_crtcs (gpu); l; l = l->next)
+    {
+      MetaCrtcTest *crtc_test = META_CRTC_TEST (l->data);
+
+      meta_crtc_test_set_is_transform_handled (crtc_test, handles_transforms);
+    }
 }
 
 int
@@ -221,7 +230,6 @@ meta_monitor_manager_test_dispose (GObject *object)
 static void
 meta_monitor_manager_test_init (MetaMonitorManagerTest *manager_test)
 {
-  manager_test->handles_transforms = TRUE;
   manager_test->layout_mode = META_LOGICAL_MONITOR_LAYOUT_MODE_LOGICAL;
 }