diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index df33b3ca6ffd5b2038e3e01d81ada28ffd33462e..48cc01fd20c78db1533ff8da0edf6c76e7f163e4 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -123,7 +123,7 @@ static void mtk_od_config(struct mtk_ddp_comp *comp, unsigned int w,
 			  unsigned int bpc)
 {
 	writel(w << 16 | h, comp->regs + DISP_OD_SIZE);
-	writel(OD_RELAYMODE, comp->regs + OD_RELAYMODE);
+	writel(OD_RELAYMODE, comp->regs + DISP_OD_CFG);
 	mtk_dither_set(comp, bpc, DISP_OD_CFG);
 }