diff --git a/.ruby-version b/.ruby-version
deleted file mode 100644
index fa7adc7a..00000000
--- a/.ruby-version
+++ /dev/null
@@ -1 +0,0 @@
-3.3.5
diff --git a/.tool-versions b/.tool-versions
deleted file mode 100644
index 041df9aa..00000000
--- a/.tool-versions
+++ /dev/null
@@ -1 +0,0 @@
-ruby 3.4.1
diff --git a/Gemfile b/Gemfile
index a93a491a..132836f6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,6 +3,8 @@
 source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
+ruby "3.4.2"
+
 gemspec
 
 group :test do