diff --git a/include/sound/asound.h b/include/sound/asound.h
index 069d912..3eaf155 100644
--- a/include/sound/asound.h
+++ b/include/sound/asound.h
@@ -354,8 +354,8 @@
 
 enum {
 	SNDRV_PCM_TSTAMP_NONE = 0,
-	SNDRV_PCM_TSTAMP_MMAP,
-	SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_MMAP,
+	SNDRV_PCM_TSTAMP_ENABLE,
+	SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE,
 };
 
 struct snd_pcm_sw_params {