Fix github workflows

.github/workflows/tests-php7.yml

@@ -13,7 +13,7 @@ jobs:
       fail-fast: true
       matrix:
         php: [7.4, 7.3, 7.2, 7.1]
-        laravel: [8.*, 7.*, 6.*, 5.8.*, 5.7.*, 5.6.* 5.5.*]
+        laravel: [8.*, 7.*, 6.*, 5.8.*, 5.7.*, 5.6.*, 5.5.*]
         include:
           - laravel: 8.*
             testbench: ^6.0
@@ -85,7 +85,7 @@ jobs:
 
       - name: Install dependencies
         run: |
-          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" --no-interaction --no-update
+          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" "phpunit/phpunit":${{ matrix.phpunit }} --no-interaction --no-update
           composer update --prefer-stable --prefer-dist --no-interaction
 
       - name: Setup PCOV

.github/workflows/tests-php8.yml

@@ -14,9 +14,6 @@ jobs:
       matrix:
         php: [8.1, 8.0]
         laravel: [8.*, 6.*]
-        include:
-          - laravel: 8.*
-            testbench: ^6.6
         exclude:
           - laravel: 6.*
             php: 8.1
@@ -52,7 +49,7 @@ jobs:
 
       - name: Install dependencies
         run: |
-          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" --no-interaction --no-update
+          composer require "laravel/framework:${{ matrix.laravel }}" --no-interaction --no-update
           composer update --prefer-stable --prefer-dist --no-interaction
 
       - name: Execute tests

composer.json

@@ -9,7 +9,7 @@
     "type": "library",
     "require": {
         "php": "^7.1|^8.0",
-        "laravel/framework": "^5.5|^6.0|^7.0|^8.0"
+        "laravel/framework": "^5.5|^6.20.26|^7.0|^8.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^6.0|^7.0|^8.0|^9.3",