diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index c63a18b..61c4718 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -690,7 +690,7 @@
 };
 #endif
 
-static struct super_operations ext4_sops = {
+static const struct super_operations ext4_sops = {
 	.alloc_inode	= ext4_alloc_inode,
 	.destroy_inode	= ext4_destroy_inode,
 	.read_inode	= ext4_read_inode,