diff --git a/.github/workflows/basic-qa.yml b/.github/workflows/basic-qa.yml
index f1b7b362c6..65974b2420 100644
--- a/.github/workflows/basic-qa.yml
+++ b/.github/workflows/basic-qa.yml
@@ -98,7 +98,7 @@ jobs:
     strategy:
       matrix:
         php: [ 'latest' ]
-        phpcs_version: [ '3.7.1', 'dev-master' ]
+        phpcs_version: [ 'lowest', 'dev-master' ]
 
     name: "Ruleset test: PHP ${{ matrix.php }} on PHPCS ${{ matrix.phpcs_version }}"
 
@@ -114,7 +114,8 @@ jobs:
           ini-values: error_reporting = E_ALL & ~E_DEPRECATED
           coverage: none
 
-      - name: Set PHPCS version
+      - name: "Set PHPCS version (master)"
+        if: ${{ matrix.phpcs_version == 'dev-master' }}
         run: composer require squizlabs/php_codesniffer:"${{ matrix.phpcs_version }}" --no-update --no-scripts --no-interaction
 
       - name: Install Composer dependencies
@@ -124,6 +125,10 @@ jobs:
           # Bust the cache at least once a month - output format: YYYY-MM.
           custom-cache-suffix: $(date -u "+%Y-%m")
 
+      - name: "Set PHPCS version (lowest)"
+        if: ${{ matrix.phpcs_version == 'lowest' }}
+        run: composer update squizlabs/php_codesniffer --prefer-lowest --ignore-platform-req=php+ --no-scripts --no-interaction
+
       - name: Test the WordPress-Core ruleset
         run: $(pwd)/vendor/bin/phpcs -ps ./Tests/RulesetCheck/class-ruleset-test.inc --standard=WordPress-Core
 
diff --git a/.github/workflows/quicktest.yml b/.github/workflows/quicktest.yml
index fb77347d5a..16c58137d9 100644
--- a/.github/workflows/quicktest.yml
+++ b/.github/workflows/quicktest.yml
@@ -24,7 +24,7 @@ jobs:
     strategy:
       matrix:
         php: [ '5.4', 'latest' ]
-        phpcs_version: [ '3.7.1', 'dev-master' ]
+        phpcs_version: [ 'lowest', 'dev-master' ]
 
     name: QTest - PHP ${{ matrix.php }} on PHPCS ${{ matrix.phpcs_version }}
 
@@ -50,7 +50,8 @@ jobs:
           ini-values: ${{ steps.set_ini.outputs.PHP_INI }}
           coverage: none
 
-      - name: Set PHPCS version
+      - name: "Set PHPCS version (master)"
+        if: ${{ matrix.phpcs_version != 'lowest' }}
         run: composer require squizlabs/php_codesniffer:"${{ matrix.phpcs_version }}" --no-update --no-scripts --no-interaction
 
       - name: Install Composer dependencies (PHP < 8.0 )
@@ -67,6 +68,10 @@ jobs:
           composer-options: --ignore-platform-req=php+
           custom-cache-suffix: $(date -u "+%Y-%m")
 
+      - name: "Set PHPCS version (lowest)"
+        if: ${{ matrix.phpcs_version == 'lowest' }}
+        run: composer update squizlabs/php_codesniffer --prefer-lowest --ignore-platform-req=php+ --no-scripts --no-interaction
+
       - name: Lint PHP files against parse errors
         if: ${{ matrix.phpcs_version == 'dev-master' }}
         run: composer lint -- --checkstyle
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 7e75816761..a6615ae18e 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         php: [ '5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3' ]
-        phpcs_version: [ '3.7.1', 'dev-master' ]
+        phpcs_version: [ 'lowest', 'dev-master' ]
         extensions: [ '' ]
 
         include:
@@ -61,7 +61,8 @@ jobs:
           coverage: none
           tools: cs2pr
 
-      - name: Set PHPCS version
+      - name: "Set PHPCS version (master)"
+        if: ${{ matrix.phpcs_version != 'lowest' }}
         run: composer require squizlabs/php_codesniffer:"${{ matrix.phpcs_version }}" --no-update --no-scripts --no-interaction
 
       - name: Install Composer dependencies (PHP < 8.0 )
@@ -78,6 +79,10 @@ jobs:
           composer-options: --ignore-platform-req=php+
           custom-cache-suffix: $(date -u "+%Y-%m")
 
+      - name: "Set PHPCS version (lowest)"
+        if: ${{ matrix.phpcs_version == 'lowest' }}
+        run: composer update squizlabs/php_codesniffer --prefer-lowest --ignore-platform-req=php+ --no-scripts --no-interaction
+
       - name: Lint PHP files against parse errors
         if: ${{ matrix.phpcs_version == 'dev-master' }}
         run: composer lint -- --checkstyle | cs2pr