diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0030e07..c58fede 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       #for each of the following versions of PHP, with and without --prefer-lowest
       matrix:
-        php-versions: ['7.2.5', '7.3', '7.4', '8.0', '8.1', '8.2']
+        php-versions: ['7.2.5', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3']
         composer-options: ['', '--prefer-lowest']
     #set the name for each job
     name: PHP ${{ matrix.php-versions }} ${{ matrix.composer-options }}