diff --git a/libavformat/riff.c b/libavformat/riff.c
index e3cf459642..64f6e1d56e 100644
--- a/libavformat/riff.c
+++ b/libavformat/riff.c
@@ -461,7 +461,7 @@ int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc)
     }
     avio_wl16(pb, enc->channels);
     avio_wl32(pb, enc->sample_rate);
-    if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3 || enc->codec_id == CODEC_ID_GSM_MS) {
+    if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3 || enc->codec_id == CODEC_ID_GSM_MS || enc->codec_id == CODEC_ID_G723_1) {
         bps = 0;
     } else {
         if (!(bps = av_get_bits_per_sample(enc->codec_id))) {