diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index 90d2ea2..6c51c11 100644
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -105,7 +105,7 @@
 
 extern struct dentry_operations ncp_root_dentry_operations;
 #if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS)
-extern struct address_space_operations ncp_symlink_aops;
+extern const struct address_space_operations ncp_symlink_aops;
 extern int ncp_symlink(struct inode*, struct dentry*, const char*);
 #endif