diff --git a/arch/arm64/configs/rv1126b_defconfig b/arch/arm64/configs/rv1126b_defconfig
index ce2c0002964a..ff6c4ed87ec4 100644
--- a/arch/arm64/configs/rv1126b_defconfig
+++ b/arch/arm64/configs/rv1126b_defconfig
@@ -247,6 +247,7 @@ CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_RK808=y
 CONFIG_DMADEVICES=y
 CONFIG_ROCKCHIP_DMA=y
+CONFIG_DMABUF_HEAPS=y
 CONFIG_DMABUF_HEAPS_ROCKCHIP=y
 CONFIG_DMABUF_HEAPS_ROCKCHIP_CMA_HEAP=y
 CONFIG_DMABUF_RK_HEAPS_DEBUG=y