diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fdef40d..e11d8da 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,9 +31,6 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "7.1"
-          - "7.2"
-          - "7.3"
           - "7.4"
           - "8.0"
           - "8.1"
@@ -41,7 +38,7 @@ jobs:
         deps:
           - "highest"
         include:
-          - php-version: "7.1"
+          - php-version: "7.4"
             deps: "lowest"
 
     steps:
@@ -61,16 +58,16 @@ jobs:
 
       - name: Run PHPUnit
         run: vendor/bin/phpunit
-        if: ${{ matrix.php-version != '8.1' }}
+        if: ${{ matrix.php-version != '8.2' }}
 
       - name: Run PHPUnit with coverage
         run: |
           mkdir -p mkdir -p build/logs
           vendor/bin/phpunit --coverage-clover build/logs/clover.xml
-        if: ${{ matrix.php-version == '8.1' }}
+        if: ${{ matrix.php-version == '8.2' }}
 
       - name: Upload coverage report to Coveralls
         run: vendor/bin/php-coveralls --coverage_clover=build/logs/clover.xml -v
         env:
           COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        if: ${{ matrix.php-version == '8.1' }}
+        if: ${{ matrix.php-version == '8.2' }}
diff --git a/composer.json b/composer.json
index 7eb1f7a..f6b03f3 100644
--- a/composer.json
+++ b/composer.json
@@ -10,12 +10,12 @@
   ],
   "license": "MIT",
   "require": {
-    "php": "^7.1 || ^8.0",
+    "php": "^7.4 || ^8.0",
     "ext-json": "*",
     "giggsey/libphonenumber-for-php": "^7.0 || ^8.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^7.0 || ^8.0 || ^9.0",
+    "phpunit/phpunit": "^9.0",
     "php-coveralls/php-coveralls": "^2.0",
     "vimeo/psalm": "5.7.5"
   },