diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index 4a9e10e..6af66ee 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -117,6 +117,7 @@
 
 static int isofs_remount(struct super_block *sb, int *flags, char *data)
 {
+	sync_filesystem(sb);
 	if (!(*flags & MS_RDONLY))
 		return -EROFS;
 	return 0;