diff --git a/hw/audio/ac97.c b/hw/audio/ac97.c
index 3262e18d6a..84ebf7f26f 100644
--- a/hw/audio/ac97.c
+++ b/hw/audio/ac97.c
@@ -273,7 +273,7 @@ static void voice_set_active (AC97LinkState *s, int bm_index, int on)
         break;
 
     default:
-        AUD_log ("ac97", "invalid bm_index(%d) in voice_set_active", bm_index);
+        AUD_log ("ac97", "invalid bm_index(%d) in voice_set_active\n", bm_index);
         break;
     }
 }