diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index df6d3845..54ebe786 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -2173,6 +2173,7 @@ error:
 	sna_crtc->offset = saved_offset;
 	sna_crtc->transform = saved_transform;
 	sna_crtc->bo = saved_bo;
+	sna_mode_discover(sna);
 	return FALSE;
 }