diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 8cc5b7e..def3397 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [8.1, 8.2, 8.3]
+        php: [8.1, 8.2, 8.3, 8.4]
         laravel: [9.*, 10.*, 11.*]
         exclude:
           - laravel: 11.*
diff --git a/composer.json b/composer.json
index 7ec6f11..76cc5b3 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,8 @@
         "phpstan/extension-installer": "^1.3",
         "phpstan/phpstan": "^1.11",
         "spaze/phpstan-disallowed-calls": "^2.15",
-        "orchestra/testbench": "^7.0 || ^8.0 || ^9.0"
+        "orchestra/testbench": "^7.0 || ^8.0 || ^9.0",
+        "psr/http-message": "^1.0 || ^2.0"
     },
     "autoload": {
         "psr-4": {