diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index 7bda84d..89e08e3 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -15,6 +15,19 @@ jobs:
       matrix:
         php: ['8.2', '8.1', '8.0', '7.4']
         twill: ['3.0.0-rc3', '2.*']
+        include:
+          - php: '8.2'
+            dusk: '7.*'
+            testbench: '7.*'
+          - php: '8.1'
+            dusk: '7.*'
+            testbench: '7.*'
+          - php: '8.0'
+            dusk: '7.*'
+            testbench: '7.*'
+          - php: '7.4'
+            dusk: '6.*'
+            testbench: '6.*'
         exclude:
           - twill: '3.0.0-rc3'
             php: '7.4'
@@ -46,7 +59,7 @@ jobs:
     - name: Install dependencies
       if: steps.composer-cache.outputs.cache-hit != 'true'
       run: |
-        composer require "area17/twill:${{ matrix.twill }}" --no-interaction --no-update
+        composer require "orchestra/testbench:${{ matrix.testbench }}" "laravel/dusk:${{ matrix.dusk }}" "area17/twill:${{ matrix.twill }}" --no-interaction --no-update
         composer install --prefer-dist --no-interaction --no-plugins
 
     - name: Run test suite
diff --git a/composer.json b/composer.json
index dc5f5c9..3a3a33b 100644
--- a/composer.json
+++ b/composer.json
@@ -18,8 +18,8 @@
         "area17/twill": "^2.0|^3.0"
     },
     "require-dev": {
-        "orchestra/testbench": "^7.0",
-        "laravel/dusk": "^7.6"
+        "orchestra/testbench": "^6.0|^7.0",
+        "laravel/dusk": "^6.0|^7.0"
     },
     "autoload": {
         "psr-4": {