diff --git a/hw/xfree86/modes/xf86Crtc.c b/hw/xfree86/modes/xf86Crtc.c
index 1899d7fd3..170c92176 100644
--- a/hw/xfree86/modes/xf86Crtc.c
+++ b/hw/xfree86/modes/xf86Crtc.c
@@ -1414,8 +1414,9 @@ xf86ProbeOutputModes (ScrnInfoPtr scrn, int maxX, int maxY)
 			output->probed_modes = mode;
 		    }
 		    mode->type |= M_T_PREFERRED;
-		    break;
 		}
+		else
+		    mode->type &= ~M_T_PREFERRED;
 	    }
 	}