diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 2b267c9..526c01e 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -426,7 +426,7 @@
 
 	while (1) {
 		dbg_gen("feed '%s', ino %llu, new f_pos %#x",
-			dent->name, le64_to_cpu(dent->inum),
+			dent->name, (unsigned long long)le64_to_cpu(dent->inum),
 			key_hash_flash(c, &dent->key));
 		ubifs_assert(dent->ch.sqnum > ubifs_inode(dir)->creat_sqnum);