diff --git a/.github/workflows/build-phar.yml b/.github/workflows/build-phar.yml
index e372ae6f9..776857423 100644
--- a/.github/workflows/build-phar.yml
+++ b/.github/workflows/build-phar.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '7.1'
+          php-version: '7.4'
           tools: composer:v2
 
       - uses: actions/checkout@v2
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 015ab4822..e75e8d50c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -77,7 +77,7 @@ jobs:
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.1'
+          php-version: '8.0'
           tools: composer:v2
 
       - uses: actions/checkout@v2
diff --git a/.github/workflows/windows-ci.yml b/.github/workflows/windows-ci.yml
index 1f1ea6265..d9271af3e 100644
--- a/.github/workflows/windows-ci.yml
+++ b/.github/workflows/windows-ci.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.1'
+          php-version: '8.0'
           tools: composer:v2
 
       - uses: actions/checkout@v2