diff --git a/fs/affs/dir.c b/fs/affs/dir.c
index cad3ee3..6e3f282 100644
--- a/fs/affs/dir.c
+++ b/fs/affs/dir.c
@@ -26,7 +26,7 @@
 /*
  * directories can handle most operations...
  */
-struct inode_operations affs_dir_inode_operations = {
+const struct inode_operations affs_dir_inode_operations = {
 	.create		= affs_create,
 	.lookup		= affs_lookup,
 	.link		= affs_link,