diff --git a/syntax_checkers/nasm/nasm.vim b/syntax_checkers/nasm/nasm.vim
index 7b5020b6..2b508c24 100644
--- a/syntax_checkers/nasm/nasm.vim
+++ b/syntax_checkers/nasm/nasm.vim
@@ -22,7 +22,7 @@ function! SyntaxCheckers_nasm_nasm_GetLocList()
     let wd = shellescape(expand("%:p:h") . "/")
     let makeprg = syntastic#makeprg#build({
         \ 'exe': 'nasm',
-        \ 'args': '-X gnu -f elf -I ' . wd . ' -o ' . outfile,
+        \ 'args': '-X gnu -f elf -I ' . wd . ' ' . syntastic#c#NullOutput('nasm'),
         \ 'filetype': 'nasm',
         \ 'subchecker': 'nasm' })