diff --git a/Customization.md b/Customization.md
index d05b479..386f8d0 100644
--- a/Customization.md
+++ b/Customization.md
@@ -49,5 +49,23 @@ function! g:goyo_after()
   call lightline#enable()
 endfunction
 
+let g:goyo_callbacks = [function('g:goyo_before'), function('g:goyo_after')]
+```
+
+### ZoomWin
+
+- by [EPNGH](https://github.com/EPNGH)
+
+```vim
+function! g:goyo_before()
+  delcommand ZoomWin
+  delcommand <Plug>ZoomWin
+endfunction
+
+function! g:goyo_after()
+  command! ZoomWin call ZoomWin()
+  command! <Plug>ZoomWin call ZoomWin()
+endfunction
+
 let g:goyo_callbacks = [function('g:goyo_before'), function('g:goyo_after')]
 ```
\ No newline at end of file