diff --git a/architectures/atom.cfg b/architectures/atom.cfg
index fec7a76..8e322ab 100644
--- a/architectures/atom.cfg
+++ b/architectures/atom.cfg
@@ -1,4 +1,4 @@
 cfg_target_canonical="atom-$cfg_glued_vendor-linux-gnu"
 cfg_target_linux='x86'
 cfg_target_linux_kernel='arch/x86/boot/bzImage'
-cfg_target_gcc_configure_flags='--with-arch=atom --with-cpu=atom --with-tune=atom'
+cfg_target_gcc_configure_flags='--with-arch=atom --with-mcpu=atom --with-mtune=atom'