diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bc6d95b31..3b89e4cdf 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
       fail-fast: true
       matrix:
         operating-system: [ ubuntu-latest ]
-        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4' ]
+        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5' ]
         dependencies: [ 'lowest', 'highest' ]
 
     name: PHP ${{ matrix.php }} on ${{ matrix.operating-system }} with ${{ matrix.dependencies }} dependencies
diff --git a/.github/workflows/security-checks.yml b/.github/workflows/security-checks.yml
index f6474c3a3..a502af0de 100644
--- a/.github/workflows/security-checks.yml
+++ b/.github/workflows/security-checks.yml
@@ -15,7 +15,7 @@ jobs:
       fail-fast: true
       matrix:
         operating-system: [ ubuntu-latest ]
-        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4' ]
+        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5' ]
         dependencies: [ 'highest' ]
 
     name: PHP ${{ matrix.php }} on ${{ matrix.operating-system }} with ${{ matrix.dependencies }} dependencies