diff --git a/multimedia/av_codec/native_avcodec_base.h b/multimedia/av_codec/native_avcodec_base.h
index c3c5da64b561738d9e1ae224d913887d278ff7f7..d6cda5ac371b1ab7e30f85ca5f634a031e5b86a2 100644
--- a/multimedia/av_codec/native_avcodec_base.h
+++ b/multimedia/av_codec/native_avcodec_base.h
@@ -679,6 +679,11 @@ typedef enum OH_AVOutputFormat {
      * @since 12
      */
     AV_OUTPUT_FORMAT_MP3 = 9,
+    /**
+     * The muxer output wav file format.
+     * @since 12
+     */
+    AV_OUTPUT_FORMAT_WAV = 10,
 } OH_AVOutputFormat;
 
 /**