diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 3bbcf569..fc6ff519 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Setup ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7
+          ruby-version: ruby
           bundler-cache: true
       - name: Run msync --noop
         run: bundle exec msync update --noop --git-base=https://github.com/ --branch foobranch
@@ -31,7 +31,7 @@ jobs:
       - name: Setup ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7
+          ruby-version: ruby
           bundler-cache: true
       - name: Run msync --noop
         run: bundle exec msync clone --git-base=https://github.com/
@@ -44,7 +44,7 @@ jobs:
       - name: Setup ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7
+          ruby-version: ruby
           bundler-cache: true
       - name: Run msync --noop
         run: bundle exec msync clone --git-base=https://github.com/
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index f00f20a5..f02235f1 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -40,7 +40,7 @@ jobs:
       - name: Setup ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.4
+          ruby-version: ruby
           bundler-cache: true
       - name: Add SSH key
         run: |
diff --git a/bin/outdated_modules_and_their_version b/bin/outdated_modules_and_their_version
index 672d9051..15dacf9a 100755
--- a/bin/outdated_modules_and_their_version
+++ b/bin/outdated_modules_and_their_version
@@ -12,7 +12,7 @@ width_modules = 6
 # min width is width of String "modulesync_config version"
 width_version = 25
 Dir.glob('modules/voxpupuli/puppet-*').sort.each do |f|
-  if File.exists?(f + '/.msync.yml')
+  if File.exist?(f + '/.msync.yml')
     version_module = YAML.load_file(f + '/.msync.yml')['modulesync_config_version']
     mod = (f).split('/')[2]
     if version != version_module