diff --git a/runtime/syntax/vim.vim b/runtime/syntax/vim.vim
index ccffc3bb12..1ef4134a6f 100644
--- a/runtime/syntax/vim.vim
+++ b/runtime/syntax/vim.vim
@@ -1300,7 +1300,7 @@ syn region	vimEval
       \ end="\ze|"
       \ excludenl end="$"
       \ nextgroup=vimCmdSep
-      \ contains=@vimContinue,@vimExprList,vim9Comment
+      \ contains=@vimContinue,@vimExprList,vim9Comment,vimComment
       \ transparent
 
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