diff -urN mako-1.2-orig/meson.build mako-1.2/meson.build
--- mako-1.2-orig/meson.build	2019-04-02 08:29:52.778353083 +0200
+++ mako-1.2/meson.build	2019-04-02 08:30:08.408427996 +0200
@@ -7,7 +7,7 @@
 	default_options: [
 		'c_std=c11',
 		'warning_level=2',
-		'werror=true',
+		'werror=false',
 	],
 )