diff --git a/fs/btrfs/print-tree.c b/fs/btrfs/print-tree.c
index 417053b..4eed002 100644
--- a/fs/btrfs/print-tree.c
+++ b/fs/btrfs/print-tree.c
@@ -154,7 +154,7 @@
 			    u32 item_size)
 {
 	if (!IS_ALIGNED(item_size, sizeof(u64))) {
-		pr_warn("btrfs: uuid item with illegal size %lu!\n",
+		pr_warn("BTRFS: uuid item with illegal size %lu!\n",
 			(unsigned long)item_size);
 		return;
 	}