diff --git a/packages/bsp/h3disp b/packages/bsp/h3disp
index e38bd6cfde..8170c53aa1 100644
--- a/packages/bsp/h3disp
+++ b/packages/bsp/h3disp
@@ -197,7 +197,7 @@ Main() {
 				;;
 			31|800x480) # res
 				HDMIMode=31
-				pll_video=108
+				pll_video=594
 				;;
 			32|1024x768) # res
 				HDMIMode=32