Constrain rubygems-update version

Rubygems-update versions from 3.5.0 and above requires ruby 3.0.0, but the dockerfile is ruby 2.7.0.
zenseact · Jan 5, 2024 · 3a19755 · 3a19755
1 parent e3516c2
commit 3a19755
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Dockerfile b/Dockerfile
@@ -20,7 +20,7 @@ ENV LANG=en_US.UTF-8 \
     JEKYLL_ENV=production
 
 # install jekyll and dependencies
-RUN gem update --system
+RUN gem i rubygems-update -v '<3.5.0' && update_rubygems
 RUN gem install sass-embedded -v 1.63.6
 RUN gem install jekyll bundler