diff --git a/sound/core/ump.c b/sound/core/ump.c
index d2b810eb84bc..fe4d39ae1159 100644
--- a/sound/core/ump.c
+++ b/sound/core/ump.c
@@ -1262,9 +1262,9 @@ static void fill_substream_names(struct snd_ump_endpoint *ump,
 		name = ump->groups[idx].name;
 		if (!*name)
 			name = ump->info.name;
-		snprintf(s->name, sizeof(s->name), "Group %d (%.16s)%s",
-			 idx + 1, name,
-			 ump->groups[idx].active ? "" : " [Inactive]");
+		scnprintf(s->name, sizeof(s->name), "Group %d (%.16s)%s",
+			  idx + 1, name,
+			  ump->groups[idx].active ? "" : " [Inactive]");
 	}
 }