diff --git a/libc/arch-x86/dynamic_function_dispatch.cpp b/libc/arch-x86/dynamic_function_dispatch.cpp
index db64237..98d7ec2 100644
--- a/libc/arch-x86/dynamic_function_dispatch.cpp
+++ b/libc/arch-x86/dynamic_function_dispatch.cpp
@@ -33,9 +33,8 @@
 
 DEFINE_IFUNC_FOR(memcmp) {
   __builtin_cpu_init();
-  if (__builtin_cpu_is("atom")) RETURN_FUNC(memcmp_func_t, memcmp_atom);
   if (__builtin_cpu_supports("sse4.1")) RETURN_FUNC(memcmp_func_t, memcmp_sse4);
-  RETURN_FUNC(memcmp_func_t, memcmp_generic);
+  RETURN_FUNC(memcmp_func_t, memcmp_atom);
 }
 MEMCMP_SHIM()