diff --git a/src/arch/x86_64/.syntastic_asm_config b/src/arch/x86_64/.syntastic_asm_config
new file mode 100644
index 0000000..efdaccc
--- /dev/null
+++ b/src/arch/x86_64/.syntastic_asm_config
@@ -0,0 +1 @@
+--64