diff --git a/.github/workflows/integrationtest.yml b/.github/workflows/integrationtest.yml
index 49bca52d..20b0ff88 100644
--- a/.github/workflows/integrationtest.yml
+++ b/.github/workflows/integrationtest.yml
@@ -34,6 +34,7 @@ jobs:
           - '8.0'
           - '8.1'
           - '8.2'
+          - '8.3'
         composer:
           - 'v1'
           - 'v2'
@@ -70,6 +71,9 @@ jobs:
           - php: '8.2'
             composer: '2.2'
             os: 'ubuntu-latest'
+          - php: '8.3'
+            composer: '2.2'
+            os: 'ubuntu-latest'
 
           - php: '7.2'
             composer: '2.2'
@@ -89,6 +93,9 @@ jobs:
           - php: '8.2'
             composer: '2.2'
             os: 'windows-latest'
+          - php: '8.3'
+            composer: '2.2'
+            os: 'windows-latest'
 
           # Also test against the dev version of Composer for early warning about upcoming changes.
           - php: 'latest'
@@ -101,7 +108,7 @@ jobs:
 
     name: "Integration test"
 
-    continue-on-error: ${{ matrix.php == '8.2' || matrix.composer == 'snapshot' }}
+    continue-on-error: ${{ matrix.php == '8.3' || matrix.composer == 'snapshot' }}
 
     steps:
       - name: Checkout code
@@ -123,19 +130,19 @@ jobs:
       # Install dependencies and handle caching in one go.
       # @link https://github.com/marketplace/actions/install-composer-dependencies
       - name: Install Composer dependencies
-        if: ${{ matrix.php != '8.2' }}
+        if: ${{ matrix.php != '8.3' }}
         uses: "ramsey/composer-install@v2"
         with:
           composer-options: '--optimize-autoloader'
-          # Bust the cache at least once a month - output format: YYYY-MM-DD.
-          custom-cache-suffix: $(date -u -d "-0 month -$(($(date +%d)-1)) days" "+%F")
+          # Bust the cache at least once a month - output format: YYYY-MM.
+          custom-cache-suffix: $(date -u "+%Y-%m")
 
       - name: Install Composer dependencies
-        if: ${{ matrix.php == '8.2' }}
+        if: ${{ matrix.php == '8.3' }}
         uses: "ramsey/composer-install@v2"
         with:
           composer-options: '--ignore-platform-reqs --optimize-autoloader'
-          custom-cache-suffix: $(date -u -d "-0 month -$(($(date +%d)-1)) days" "+%F")
+          custom-cache-suffix: $(date -u "+%Y-%m")
 
       - name: Run integration tests
         run: vendor/bin/phpunit --no-coverage
diff --git a/.github/workflows/phplint.yml b/.github/workflows/phplint.yml
index c79bf34d..53d6c61e 100644
--- a/.github/workflows/phplint.yml
+++ b/.github/workflows/phplint.yml
@@ -39,8 +39,8 @@ jobs:
       - name: Install Composer dependencies
         uses: "ramsey/composer-install@v2"
         with:
-          # Bust the cache at least once a month - output format: YYYY-MM-DD.
-          custom-cache-suffix: $(date -u -d "-0 month -$(($(date +%d)-1)) days" "+%F")
+          # Bust the cache at least once a month - output format: YYYY-MM.
+          custom-cache-suffix: $(date -u "+%Y-%m")
 
       - name: Lint against parse errors
         run: composer lint -- --checkstyle | cs2pr
diff --git a/.github/workflows/quicktest.yml b/.github/workflows/quicktest.yml
index 5427a48f..24205abd 100644
--- a/.github/workflows/quicktest.yml
+++ b/.github/workflows/quicktest.yml
@@ -60,8 +60,8 @@ jobs:
         uses: "ramsey/composer-install@v2"
         with:
           composer-options: '--optimize-autoloader'
-          # Bust the cache at least once a month - output format: YYYY-MM-DD.
-          custom-cache-suffix: $(date -u -d "-0 month -$(($(date +%d)-1)) days" "+%F")
+          # Bust the cache at least once a month - output format: YYYY-MM.
+          custom-cache-suffix: $(date -u "+%Y-%m")
 
       - name: Run integration tests
         run: vendor/bin/phpunit --no-coverage
diff --git a/.github/workflows/securitycheck.yml b/.github/workflows/securitycheck.yml
index 85b7f36b..4c4e445b 100644
--- a/.github/workflows/securitycheck.yml
+++ b/.github/workflows/securitycheck.yml
@@ -37,15 +37,15 @@ jobs:
       - name: Install Composer dependencies
         uses: "ramsey/composer-install@v2"
         with:
-          # Bust the cache at least once a month - output format: YYYY-MM-DD.
-          custom-cache-suffix: $(date -u -d "-0 month -$(($(date +%d)-1)) days" "+%F")
+          # Bust the cache at least once a month - output format: YYYY-MM.
+          custom-cache-suffix: $(date -u "+%Y-%m")
 
       - name: Download security checker
         # yamllint disable-line rule:line-length
-        run: wget -P . https://github.com/fabpot/local-php-security-checker/releases/download/v2.0.5/local-php-security-checker_2.0.5_linux_amd64
+        run: wget -P . https://github.com/fabpot/local-php-security-checker/releases/download/v2.0.6/local-php-security-checker_2.0.6_linux_amd64
 
       - name: Make security checker executable
-        run: chmod +x ./local-php-security-checker_2.0.5_linux_amd64
+        run: chmod +x ./local-php-security-checker_2.0.6_linux_amd64
 
       - name: Check against insecure dependencies
-        run: ./local-php-security-checker_2.0.5_linux_amd64 --path=composer.lock
+        run: ./local-php-security-checker_2.0.6_linux_amd64 --path=composer.lock
diff --git a/tests/PHPCSVersions.php b/tests/PHPCSVersions.php
index a3705973..7e64c72a 100644
--- a/tests/PHPCSVersions.php
+++ b/tests/PHPCSVersions.php
@@ -84,6 +84,8 @@ final class PHPCSVersions
         '3.6.0' => '3.6.0',
         '3.6.1' => '3.6.1',
         '3.6.2' => '3.6.2',
+        '3.7.0' => '3.7.0',
+        '3.7.1' => '3.7.1',
     );
 
     /**
@@ -342,6 +344,16 @@ function ($version) {
                 break;
 
             case '8.2':
+                $versions = array_filter(
+                    self::$allPhpcsVersions,
+                    function ($version) {
+                        // PHPCS 3.6.1 is the first PHPCS version with runtime support for PHP 8.2.
+                        return version_compare($version, '3.6.1', '>=');
+                    }
+                );
+                break;
+
+            case '8.3':
                 /*
                  * At this point in time, it is unclear as of which PHPCS version PHP 8.2 will be supported.
                  * In other words: tests should only use dev-master/4.x when on PHP 8.2 for the time being.