diff --git a/FAQ.md b/FAQ.md
index fa97eef..b5b8b7a 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -67,9 +67,16 @@ Try adding `set fillchars+=stl:\ ,stlnc:\ ` to your vimrc.  Also, make sure you'
 
 vim-airline internally uses autocmds to change colors, and the order of autocmds may change from one configuration to the next.  Sometimes this means that if you use things like `BufEnter` you may find that the colors go out of sync.  vim-airline exposes a command `AirlineRefresh` which you can use to reload all the colors manually.
 
-#### Where should I store my custom theme file?
+#### Where should I store my own custom theme?
 
-...
+You could simply edit `dark.vim` in place, since this is the default theme.
+
+But (especially if you are using a bundler to install airline), you may prefer to keep your theme separate:
+
+1. Copy `dark.vim` into `~/.vim/autoload/airline/themes/your_theme_name.vim`
+2. Open that file and search-replace: `:%s/#dark#/#your_theme_name#/g`
+3. (Optionally) test it with: `:AirlineTheme your_theme_name`
+4. To make it load on startup, add to your `.vimrc`: `:let g:airline_theme='your_theme_name'`
 
 [a]: https://github.com/Lokaltog/vim-powerline
 [b]: https://github.com/Lokaltog/powerline