diff --git a/src/audio/playback/alsa.c b/src/audio/playback/alsa.c
index f74d3d5c7..56d4ec210 100644
--- a/src/audio/playback/alsa.c
+++ b/src/audio/playback/alsa.c
@@ -641,6 +641,8 @@ init_local_config_with_workaround(char const * pcm_node_name)
         return lconf;
 }
 
+ADD_TO_PARAM(alsa_playback_api, "alsa-playback-api", "* alsa-playback-api={new|old}\n"
+                                "  ALSA API.\n");
 static void * audio_play_alsa_init(const char *cfg)
 {
         int rc;