diff --git a/drivers/video/wm8505fb.c b/drivers/video/wm8505fb.c
index 9ca9dbb62f965e390dec7d91058db815532966d2..96e34a569169db21d47f2b1ac3e687cb68bcb071 100644
--- a/drivers/video/wm8505fb.c
+++ b/drivers/video/wm8505fb.c
@@ -88,7 +88,7 @@ static int wm8505fb_set_timing(struct fb_info *info)
 	int v_start = info->var.upper_margin;
 	int v_end = v_start + info->var.yres;
 	int v_all = v_end + info->var.lower_margin;
-	int v_sync = info->var.vsync_len + 1;
+	int v_sync = info->var.vsync_len;
 
 	writel(0, fbi->regbase + WMT_GOVR_TG);