diff --git a/include/soc/rockchip/rockchip_rockit.h b/include/soc/rockchip/rockchip_rockit.h
index a9fd87681a67..6ced3b47ff88 100644
--- a/include/soc/rockchip/rockchip_rockit.h
+++ b/include/soc/rockchip/rockchip_rockit.h
@@ -8,7 +8,7 @@
 #include <linux/dma-buf.h>
 #include <linux/rk-isp2-config.h>
 
-#define ROCKIT_BUF_NUM_MAX	5
+#define ROCKIT_BUF_NUM_MAX	20
 #define ROCKIT_ISP_NUM_MAX	3
 #define ROCKIT_STREAM_NUM_MAX	12