diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 1193f62017b6..5daffd46369d 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1360,6 +1360,9 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
 			iput(whiteout);
 			goto out_release;
 		}
+
+		/* Add the old_dentry size to the old_dir size. */
+		old_sz -= CALC_DENT_SIZE(fname_len(&old_nm));
 	}
 
 	lock_4_inodes(old_dir, new_dir, new_inode, whiteout);