diff --git a/libc/arch-x86_64/include/machine/exec.h b/libc/arch-x86_64/include/machine/exec.h
index 6d16439..829351c 100644
--- a/libc/arch-x86_64/include/machine/exec.h
+++ b/libc/arch-x86_64/include/machine/exec.h
@@ -12,7 +12,7 @@
 
 #define ELF_TARG_CLASS		ELFCLASS64
 #define ELF_TARG_DATA		ELFDATA2LSB
-#define ELF_TARG_MACH		EM_AMD64
+#define ELF_TARG_MACH		EM_X86_64
 
 #define _NLIST_DO_ELF
 #define _KERN_DO_ELF64