diff --git a/.config/zsh/zshrc.d/60-keys.zsh b/.config/zsh/zshrc.d/60-keys.zsh
index e75ebe6..4a5bebc 100644
--- a/.config/zsh/zshrc.d/60-keys.zsh
+++ b/.config/zsh/zshrc.d/60-keys.zsh
@@ -120,7 +120,8 @@ function cd-forward() {
 }
 zle -N cd-forward
 
-# cycle through `dirs` with ^o and ^i similar to the jumplist in vim
+# cycle through `dirs` with ^o and ^i similar to the jumplist in vim.
+# Need AUTO_PUSHD (see options.zsh)
 bindkey '^O' cd-backward
 bindkey '^[[105;5u' cd-forward # ^I