diff --git a/.github/workflows/php-linter.yml b/.github/workflows/php-linter.yml
index b12205e..ddd6eae 100644
--- a/.github/workflows/php-linter.yml
+++ b/.github/workflows/php-linter.yml
@@ -21,7 +21,7 @@ jobs:
       -   name: Setup PHP
           uses: shivammathur/setup-php@v2
           with:
-            php-version: 8.0
+            php-version: 7.4
             coverage: none
             tools: parallel-lint
 
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index 5ebc072..4fe44dc 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -15,6 +15,8 @@ jobs:
         strategy:
             matrix:
                 include:
+                    -   os: ubuntu-latest
+                        php-version: '7.4'
                     -   os: ubuntu-latest
                         php-version: '8.0'
                     -   os: ubuntu-latest
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 75128c1..c14b35e 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -14,6 +14,8 @@ jobs:
         strategy:
             matrix:
                 include:
+                    -   os: ubuntu-latest
+                        php-version: '7.4'
                     -   os: ubuntu-latest
                         php-version: '8.0'
                     -   os: ubuntu-latest
diff --git a/composer.json b/composer.json
index 8920a7b..48cc6c3 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "name": "staabm/phpstan-todo-by",
 
     "require": {
-        "php": "^8.0"
+        "php": "^7.4 || ^8.0"
     },
 
     "require-dev": {