diff --git a/mpp/legacy/vpu_api.cpp b/mpp/legacy/vpu_api.cpp
index 3caa2b62..d87e33a0 100644
--- a/mpp/legacy/vpu_api.cpp
+++ b/mpp/legacy/vpu_api.cpp
@@ -273,7 +273,7 @@ RK_S32 vpu_open_context(VpuCodecContext **ctx)
         MppCtxType type = (s->codecType == CODEC_DECODER) ? (MPP_CTX_DEC) :
                           (s->codecType == CODEC_ENCODER) ? (MPP_CTX_ENC) : (MPP_CTX_BUTT);
         MppCodingType coding = (MppCodingType)s->videoCoding;
-        mpp_log("videoCoding %d, width %d, height %d \n", s->videoCoding, s->width, s->height);
+        mpp_log("videoCoding %x, width %d, height %d \n", s->videoCoding, s->width, s->height);
         if (MPP_OK == mpp_check_support_format(type, coding)
             || (s->videoCoding == OMX_RK_VIDEO_CodingAVC &&
                 s->codecType == CODEC_DECODER && ((s->width > 1920) || (s->height > 1088) || use_mpp_mode))) {