diff --git a/plugins/bluez5.c b/plugins/bluez5.c
index 876ad2de..d7e85f27 100644
--- a/plugins/bluez5.c
+++ b/plugins/bluez5.c
@@ -25,6 +25,7 @@
 
 #include <errno.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <sys/socket.h>
 #include <string.h>
 
@@ -45,6 +46,12 @@ void bt_bacpy(bdaddr_t *dst, const bdaddr_t *src)
 	memcpy(dst, src, sizeof(bdaddr_t));
 }
 
+int bt_ba2str(const bdaddr_t *ba, char *str)
+{
+	return sprintf(str, "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
+		ba->b[5], ba->b[4], ba->b[3], ba->b[2], ba->b[1], ba->b[0]);
+}
+
 static void profile_register_cb(DBusPendingCall *call, gpointer user_data)
 {
 	DBusMessage *reply;
diff --git a/plugins/bluez5.h b/plugins/bluez5.h
index 3921c7b6..204c41d1 100644
--- a/plugins/bluez5.h
+++ b/plugins/bluez5.h
@@ -58,6 +58,8 @@ struct sockaddr_sco {
 
 void bt_bacpy(bdaddr_t *dst, const bdaddr_t *src);
 
+int bt_ba2str(const bdaddr_t *ba, char *str);
+
 int bluetooth_register_profile(DBusConnection *conn, const char *uuid,
 					const char *name, const char *object);
 
diff --git a/plugins/hfp_hf_bluez5.c b/plugins/hfp_hf_bluez5.c
index d2cca055..aba62e24 100644
--- a/plugins/hfp_hf_bluez5.c
+++ b/plugins/hfp_hf_bluez5.c
@@ -26,6 +26,7 @@
 #include <errno.h>
 #include <stdint.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <unistd.h>
 #include <string.h>
 #include <fcntl.h>