diff --git a/.github/workflows/workflows.yml b/.github/workflows/workflows.yml
index 63b6ea4..8ea044c 100644
--- a/.github/workflows/workflows.yml
+++ b/.github/workflows/workflows.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         # Fixer only needs to run on the latest stable. Fixer is also laggard
         # in supporting newer versions.
-        php-versions: ['8.3']
+        php-versions: ['8.4']
     steps:
       - uses: actions/checkout@v2
       - uses: "shivammathur/setup-php@v2"
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['8.2', '8.3', '8.4']
+        php-versions: ['8.2', '8.3', '8.4', '8.5']
     steps:
       - uses: actions/checkout@v2
       - uses: "shivammathur/setup-php@v2"
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['8.2', '8.3', '8.4']
+        php-versions: ['8.2', '8.3', '8.4', '8.5']
         dependency-versions: ['highest', 'lowest']
     steps:
       - uses: actions/checkout@v2