diff --git a/fs/open.c b/fs/open.c
index bb98d2f..b2e4c93 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -256,7 +256,7 @@
 		goto mnt_drop_write_and_out;
 
 	error = -EPERM;
-	if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
+	if (IS_APPEND(inode))
 		goto mnt_drop_write_and_out;
 
 	error = get_write_access(inode);