diff --git a/scripts/waifulib/xcompile.py b/scripts/waifulib/xcompile.py
index d57f0c76..0d4f2ef8 100644
--- a/scripts/waifulib/xcompile.py
+++ b/scripts/waifulib/xcompile.py
@@ -596,7 +596,7 @@ def configure(conf):
 	conf.env.MAGX = conf.options.MAGX
 	conf.env.MSVC_WINE = conf.options.MSVC_WINE
 	conf.env.SAILFISH = conf.options.SAILFISH
-	MACRO_TO_DESTOS = OrderedDict({ '__ANDROID__' : 'android', '__SWITCH__' : 'nswitch', '__vita__' : 'psvita' })
+	MACRO_TO_DESTOS = OrderedDict({ '__ANDROID__' : 'android', '__SWITCH__' : 'nswitch', '__vita__' : 'psvita', '__wasi__': 'wasi' })
 	for k in c_config.MACRO_TO_DESTOS:
 		MACRO_TO_DESTOS[k] = c_config.MACRO_TO_DESTOS[k] # ordering is important
 	c_config.MACRO_TO_DESTOS  = MACRO_TO_DESTOS