diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..9794fe3
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,16 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+  # Every Thursday at 11:30am UTC
+  schedule:
+    - cron: '30 11 * * 4'
+
+jobs:
+  ci:
+    name: CI
+    # Only run cron on the silverstripe account
+    if: (github.event_name == 'schedule' && github.repository_owner == 'silverstripe') || (github.event_name != 'schedule')
+    uses: silverstripe/gha-ci/.github/workflows/ci.yml@v1
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index bfab8f1..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-language: php
-
-env:
-  global:
-    - COMPOSER_ROOT_VERSION="1.0.x-dev"
-
-matrix:
-  include:
-    - php: 5.6
-      env: DB=MYSQL PHPCS_TEST=1 PHPUNIT_TEST=1
-    - php: 7.0
-      env: DB=PGSQL PHPUNIT_TEST=1
-    - php: 7.1
-      env: DB=MYSQL PHPUNIT_COVERAGE_TEST=1
-
-before_script:
-  - phpenv rehash
-  - phpenv config-rm xdebug.ini
-
-  - composer validate
-  - composer require --no-update silverstripe/recipe-cms:4.4.x-dev
-  - if [[ $DB == PGSQL ]]; then composer require --no-update silverstripe/postgresql:2.1.x-dev; fi
-  - composer install --prefer-dist --no-interaction --no-progress --no-suggest --optimize-autoloader --verbose --profile
-
-script:
-  - if [[ $PHPUNIT_TEST ]]; then vendor/bin/phpunit; fi
-  - if [[ $PHPUNIT_COVERAGE_TEST ]]; then phpdbg -qrr vendor/bin/phpunit --coverage-clover=coverage.xml; fi
-  - if [[ $PHPCS_TEST ]]; then vendor/bin/phpcs src/ tests/ ; fi
-
-after_success:
-  - if [[ $PHPUNIT_COVERAGE_TEST ]]; then bash <(curl -s https://codecov.io/bash) -f coverage.xml; fi
diff --git a/README.md b/README.md
index 3ea8bfb..ee1dd1f 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # SilverStripe SAML module
 
-[![Build Status](https://travis-ci.org/silverstripe/silverstripe-saml.svg)](https://travis-ci.org/silverstripe/silverstripe-saml)
+[![Build Status](https://github.com/silverstripe/silverstripe-saml/actions/workflows/ci.yml/badge.svg)](https://github.com/silverstripe/silverstripe-saml/actions/workflows/ci.yml)
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/silverstripe/silverstripe-saml/badges/quality-score.png)](https://scrutinizer-ci.com/g/silverstripe/silverstripe-saml/)
 [![codecov](https://codecov.io/gh/silverstripe/silverstripe-saml/branch/master/graph/badge.svg)](https://codecov.io/gh/silverstripe/silverstripe-saml)
 
diff --git a/composer.json b/composer.json
index 97da8d3..5712358 100644
--- a/composer.json
+++ b/composer.json
@@ -15,15 +15,13 @@
         }
     ],
     "require": {
-        "php": ">=5.6",
+        "php": ">=7.4",
         "silverstripe/framework": "^4@dev",
         "silverstripe/cms": "^4@dev",
-        "zendframework/zend-authentication": "^2.5.1",
-        "zendframework/zend-session": "^2.5.1",
-        "onelogin/php-saml": "^3.0.0"
+        "onelogin/php-saml": "^4.1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^5.7",
+        "phpunit/phpunit": "^9.5",
         "squizlabs/php_codesniffer": "^3.0"
     },
     "extra": {
diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index 9979fd7..fbf5558 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -2,9 +2,15 @@
 <ruleset name="SilverStripe">
     <description>CodeSniffer ruleset for SilverStripe coding conventions.</description>
 
-    <!-- base rules are PSR-12 -->
-    <rule ref="PSR12" >
+    <file>src</file>
+    <file>tests</file>
+
+    <!-- base rules are PSR-2 -->
+    <rule ref="PSR2">
         <!-- Current exclusions -->
-        <exclude name="PSR1.Methods.CamelCapsMethodName.NotCamelCaps" />
+        <exclude name="PSR1.Methods.CamelCapsMethodName" />
+        <exclude name="PSR2.Classes.PropertyDeclaration" />
+        <exclude name="Generic.Files.LineLength.TooLong" />
     </rule>
 </ruleset>
+
diff --git a/src/Services/SAMLConfiguration.php b/src/Services/SAMLConfiguration.php
index 2e5b387..8eebb3d 100644
--- a/src/Services/SAMLConfiguration.php
+++ b/src/Services/SAMLConfiguration.php
@@ -77,7 +77,7 @@ class SAMLConfiguration
      * @var bool Decide if GUID should be exposed as an attribute mappable using `GUID` as the claim. This is a feature
      * that is found in other SAML libraries but in an ideal world should not be utilised in favour of the IdP offering
      * the nameid data as another "more stable" attribute.
-     * 
+     *
      * Note that this data will be effected by:
      *  - The expect_binary_nameid configuration value
      *  - The extension point `updateGuid` on SAMLController