diff --git a/after/syntax/zsh.vim b/after/syntax/zsh.vim
index 988b92c..ce5f4f5 100644
--- a/after/syntax/zsh.vim
+++ b/after/syntax/zsh.vim
@@ -1,2 +1,3 @@
+syn keyword zshOption interactivecomments INTERACTIVE_COMMENTS
 syn region zshBlock matchgroup=zshParans start="{" end="}" transparent fold
 hi link zshParans Delimiter