diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index f3ae475..9c0f292 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -11,11 +11,6 @@ jobs:
     strategy:
       matrix:
         ruby: ["3.1", "3.2", "3.3"]
-        include:
-          - ruby: "3.0"
-            gemfile: dev/gemfiles/ruby-3.0.x.gemfile
-    env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
-      BUNDLE_GEMFILE: ${{ github.workspace }}/${{ matrix.gemfile }}
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
diff --git a/dev/gemfiles/ruby-3.0.x.gemfile b/dev/gemfiles/ruby-3.0.x.gemfile
deleted file mode 100644
index 01acd9a..0000000
--- a/dev/gemfiles/ruby-3.0.x.gemfile
+++ /dev/null
@@ -1,18 +0,0 @@
-# frozen_string_literal: true
-
-source 'https://rubygems.org'
-
-group :plugins do
-  # `vagrant-bindfs` (and other plugins that it may depends on) must be in this
-  # :plugins group to be correcty loaded in development.
-  gem 'vagrant-bindfs', path: '.'
-end
-
-group :development, :test do
-  gem 'vagrant', git: 'https://github.com/hashicorp/vagrant.git'
-  gem 'multi_xml', '~> 0.6.0'
-
-  # Development dependencies
-  gem 'rake'
-  gem 'rspec', '~> 3.13.0'
-end