diff --git a/multimedia/av_codec/native_avcodec_base.h b/multimedia/av_codec/native_avcodec_base.h
index 3fcd8cc536f2337a9300acff006f52c2b1dcd8c4..07e68f33550cfdbbc9eeb48090071a63ab69307b 100644
--- a/multimedia/av_codec/native_avcodec_base.h
+++ b/multimedia/av_codec/native_avcodec_base.h
@@ -1110,6 +1110,11 @@ typedef enum OH_AVOutputFormat {
      * @since 12
      */
     AV_OUTPUT_FORMAT_WAV = 10,
+    /**
+     * The muxer output aac file format.
+     * @since 15
+     */
+    AV_OUTPUT_FORMAT_AAC = 11,
 } OH_AVOutputFormat;
 
 /**
@@ -1366,4 +1371,4 @@ typedef enum OH_BitrateMode {
 #endif
 
 #endif // NATIVE_AVCODEC_BASE_H
-/** @} */
\ No newline at end of file
+/** @} */