From 04b0ae418b620838981f91a71ee66a2a2d4807a2 Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Fri, 3 May 2024 08:32:02 -0700
Subject: [PATCH] Update doc.yml

---
 .github/workflows/doc.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
index 4055b9f3..69f12b48 100644
--- a/.github/workflows/doc.yml
+++ b/.github/workflows/doc.yml
@@ -25,7 +25,8 @@ jobs:
       run: |
         sudo apt update
         sudo apt install doxygen python3-virtualenv
-        sudo npm install -g less clean-css
+        sudo npm install -g less \
+             git://github.com/clean-css/clean-css#1f0692ee48a68404e9c7f2764d95b863a891f17b # v5.3.3
         cmake -E make_directory ${{runner.workspace}}/build
 
     - name: Build