diff --git a/autoload/gitgutter/utility.vim b/autoload/gitgutter/utility.vim
index ccc4208..82bf9ee 100644
--- a/autoload/gitgutter/utility.vim
+++ b/autoload/gitgutter/utility.vim
@@ -216,5 +216,5 @@ else
 endif
 
 function! s:windows()
-  return has('win64') || has('win32') || has('win32unix') || has('win16')
+  return has('win64') || has('win32') || has('win16')
 endfunction