diff --git a/plugin/gitgutter.vim b/plugin/gitgutter.vim
index cb62469..3c1bf58 100644
--- a/plugin/gitgutter.vim
+++ b/plugin/gitgutter.vim
@@ -419,7 +419,7 @@ endfunction
 
 augroup gitgutter
   autocmd!
-  autocmd BufReadPost,BufWritePost,FileReadPost,FileWritePost * call GitGutter()
+  autocmd BufReadPost,BufWritePost,FileReadPost,FileWritePost,FocusGained * call GitGutter()
 augroup END
 
 " }}}