diff --git a/hal/audio_extn/usb.c b/hal/audio_extn/usb.c
index 501472b..a7b10d9 100644
--- a/hal/audio_extn/usb.c
+++ b/hal/audio_extn/usb.c
@@ -93,7 +93,7 @@
 
 static const char * const usb_sidetone_enable_str[] = {
     "Sidetone Playback Switch",
-    "Mic Playback Switchs",
+    "Mic Playback Switch",
 };
 
 static const char * const usb_sidetone_volume_str[] = {