diff --git a/src/add-ons/accelerants/radeon_hd/mode.cpp b/src/add-ons/accelerants/radeon_hd/mode.cpp
index 9c7fcfbf4c..1875d8eb6e 100644
--- a/src/add-ons/accelerants/radeon_hd/mode.cpp
+++ b/src/add-ons/accelerants/radeon_hd/mode.cpp
@@ -305,7 +305,7 @@ CardModeScale(int crtNumber, display_mode *mode)
 status_t
 radeon_set_display_mode(display_mode *mode)
 {
-	int crtNumber = 1;
+	int crtNumber = 0;
 
 	CardFBSet(crtNumber, mode);
 	CardModeSet(crtNumber, mode);