diff --git a/autoload/arm/ft.vim b/autoload/arm/ft.vim
index d5a71ba..8cccd76 100644
--- a/autoload/arm/ft.vim
+++ b/autoload/arm/ft.vim
@@ -15,8 +15,6 @@ function! arm#ft#FTarm()
     set filetype=arm
   elseif matchstr(head, '\s\.cpu\s\+arm') != ''
     set filetype=arm
-  elseif line1 ==# '@ armv7' || line2 ==# '@ armv7'
-    set filetype=arm
   endif
 endfunction