diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4eef846..a94feb6 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -6,10 +6,10 @@ before_script:
   - mkdir aauth_temp
   - shopt -s extglob dotglob
   - mv !(aauth_temp) aauth_temp
-  - curl https://codeload.github.com/codeigniter4/CodeIgniter4/zip/v4.0.0-alpha.3 --output CI4.zip
+  - curl https://codeload.github.com/codeigniter4/CodeIgniter4/zip/v${CODEIGNITER_VERSION} --output CI4.zip
   - unzip CI4.zip
-  - cp -r aauth_temp/* CodeIgniter4-4.0.0-alpha.3
-  - cd CodeIgniter4-4.0.0-alpha.3
+  - cp -r aauth_temp/* CodeIgniter4-${CODEIGNITER_VERSION}
+  - cd CodeIgniter4-${CODEIGNITER_VERSION}
   - composer install
 
 # Bring in any services we need http://docs.gitlab.com/ee/ci/docker/using_docker_images.html#what-is-a-service
@@ -22,12 +22,14 @@ variables:
   # Configure mysql environment variables (https://hub.docker.com/r/_/mysql/)
   MYSQL_DATABASE: aauth_v3_ci4_testing
   MYSQL_ROOT_PASSWORD: root
+  CODEIGNITER_VERSION: '4.0.0-alpha.3'
 
 # Run our tests
 # If Xdebug was installed you can generate a coverage report and see code coverage metrics.
 test:
   after_script: 
-  - cp -R CodeIgniter4-4.0.0-alpha.3/build/coverage coverage
+  - cp -R CodeIgniter4-${CODEIGNITER_VERSION}/build/coverage coverage
+
   artifacts:
     name: "coverage"
     paths: