diff --git a/ext/v8/extconf.rb b/ext/v8/extconf.rb
index 7560141..acc71e5 100644
--- a/ext/v8/extconf.rb
+++ b/ext/v8/extconf.rb
@@ -28,4 +28,4 @@ if CONFIG['warnflags']
   CONFIG['warnflags'].gsub!('-Wimplicit-function-declaration', '')
 end
 
-create_makefile('init')
+create_makefile('v8/init')