diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 00000000..a0891f56
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+3.3.4
diff --git a/Gemfile b/Gemfile
index d6f2a3d1..fad15848 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 gem 'github-pages'
-gem "jekyll", "3.9.4"
+gem "jekyll"
 gem "jekyll-redirect-from"
 gem "jekyll-sitemap"