diff --git a/llvm/lib/Target/X86/X86AsmBackend.cpp b/llvm/lib/Target/X86/X86AsmBackend.cpp
index 05882b5..a7581eb 100644
--- a/llvm/lib/Target/X86/X86AsmBackend.cpp
+++ b/llvm/lib/Target/X86/X86AsmBackend.cpp
@@ -327,7 +327,7 @@
   }
 
   MCELFObjectTargetWriter *createELFObjectTargetWriter() const {
-    return new X86ELFObjectWriter(true, OSType, ELF::EM_386, true);
+    return new X86ELFObjectWriter(true, OSType, ELF::EM_X86_64, true);
   }
 };