diff --git a/demos/mac_app/sources/main.m b/demos/mac_app/sources/main.m
index 4c696b73..dfb8da3a 100644
--- a/demos/mac_app/sources/main.m
+++ b/demos/mac_app/sources/main.m
@@ -1,6 +1,7 @@
 // waf sample Mac application - main.m
 // Chris Pickel, 2011
 
+#import <Foundation/Foundation.h>
 #import <Cocoa/Cocoa.h>
 
 int main(int argc, const char* argv[]) {
diff --git a/demos/mac_app/wscript b/demos/mac_app/wscript
index 0cb9c5ff..7fc96e70 100644
--- a/demos/mac_app/wscript
+++ b/demos/mac_app/wscript
@@ -21,7 +21,7 @@ def configure(conf):
 	if not conf.env.ARCH_ST:
 		conf.fatal('This example is for macs only')
 	conf.env.FRAMEWORK_COCOA = 'Cocoa'
-	conf.env.ARCH_COCOA = ['i386', 'x86_64']
+	conf.env.ARCH_COCOA = ['x86_64', 'arm64']
 
 def build(bld):
 	bld.program(