diff --git a/lib/rscons/builders/object.rb b/lib/rscons/builders/object.rb
index c9a9cf9..f233f3a 100644
--- a/lib/rscons/builders/object.rb
+++ b/lib/rscons/builders/object.rb
@@ -4,7 +4,7 @@ module Rscons
       {
         'OBJSUFFIX' => '.o',
 
-        'AS' => 'gcc',
+        'AS' => '$CC',
         'ASFLAGS' => [],
         'ASSUFFIX' => '.S',
         'ASPPPATH' => '$CPPPATH',