diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c
index 38bd3f6..f37528e 100644
--- a/fs/ext3/dir.c
+++ b/fs/ext3/dir.c
@@ -39,7 +39,7 @@
 static int ext3_release_dir (struct inode * inode,
 				struct file * filp);
 
-struct file_operations ext3_dir_operations = {
+const struct file_operations ext3_dir_operations = {
 	.llseek		= generic_file_llseek,
 	.read		= generic_read_dir,
 	.readdir	= ext3_readdir,		/* we take BKL. needed?*/
diff --git a/fs/ext3/file.c b/fs/ext3/file.c
index 59098ea..783a796 100644
--- a/fs/ext3/file.c
+++ b/fs/ext3/file.c
@@ -105,7 +105,7 @@
 	return ret;
 }
 
-struct file_operations ext3_file_operations = {
+const struct file_operations ext3_file_operations = {
 	.llseek		= generic_file_llseek,
 	.read		= do_sync_read,
 	.write		= do_sync_write,