diff --git a/Gemfile b/Gemfile
index e286627..487aef8 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,3 +4,5 @@ source "https://rubygems.org"
 gem "github-pages"
 # Required for `bundle exec jekyll serve`
 gem "webrick"
+# TODO: remove this when https://github.com/jekyll/jekyll/pull/9522 releases
+gem "csv"
diff --git a/Gemfile.lock b/Gemfile.lock
index 402ea88..4961d34 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -23,6 +23,7 @@ GEM
     commonmarker (0.23.10)
     concurrent-ruby (1.2.2)
     connection_pool (2.4.1)
+    csv (3.2.8)
     dnsruby (1.70.0)
       simpleidn (~> 0.2.1)
     drb (2.2.0)
@@ -267,6 +268,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  csv
   github-pages
   webrick