diff --git a/.github/workflows/static_code_analysis.yaml b/.github/workflows/static_code_analysis.yaml
index 89c2cd4..9a132eb 100644
--- a/.github/workflows/static_code_analysis.yaml
+++ b/.github/workflows/static_code_analysis.yaml
@@ -1,49 +1,49 @@
 ---
 name: Static Code Analysis
 
 on:
   push:
     branches: [ main ]
   pull_request:
     branches: [ main ]
 
 jobs:
   static_code_analysis:
     name: Run checks
 
     env:
-      ruby_version: 2.5
+      ruby_version: 2.6
       extra_checks: check:symlinks check:git_ignore check:dot_underscore check:test_file
 
     runs-on: 'ubuntu-18.04'
     steps:
       - name: Checkout current PR code
         uses: actions/checkout@v2
         with:
           fetch-depth: 0
 
       - name: Install ruby version ${{ env.ruby_version }}
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ env.ruby_version }}
 
       - name: Prepare testing environment with bundler
         run: |
           git config --global core.longpaths true
           bundle config set --local without 'release'
           bundle update --jobs 4 --retry 3
 
       - name: Run commits check
         run: bundle exec rake commits
 
       - name: Run rubocop check
         run: bundle exec rake ${{ env.extra_checks }} rubocop
 
       - name: Run syntax check
         run: bundle exec rake ${{ env.extra_checks }} syntax syntax:hiera syntax:manifests syntax:templates
 
       - name: Run lint check
         run: bundle exec rake ${{ env.extra_checks }} lint
 
       - name: Run metadata_lint check
         run: bundle exec rake ${{ env.extra_checks }} metadata_lint