diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index 5218c4dfe0a8..d74fe13f3dce 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -151,7 +151,7 @@ struct sk_buff *__hci_cmd_sync_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
 	struct sk_buff *skb;
 	int err = 0;
 
-	bt_dev_dbg(hdev, "Opcode 0x%4x", opcode);
+	bt_dev_dbg(hdev, "Opcode 0x%4.4x", opcode);
 
 	hci_req_init(&req, hdev);
 
@@ -247,7 +247,7 @@ int __hci_cmd_sync_status_sk(struct hci_dev *hdev, u16 opcode, u32 plen,
 	skb = __hci_cmd_sync_sk(hdev, opcode, plen, param, event, timeout, sk);
 	if (IS_ERR(skb)) {
 		if (!event)
-			bt_dev_err(hdev, "Opcode 0x%4x failed: %ld", opcode,
+			bt_dev_err(hdev, "Opcode 0x%4.4x failed: %ld", opcode,
 				   PTR_ERR(skb));
 		return PTR_ERR(skb);
 	}