diff --git a/.github/workflows/ci-linux.yaml b/.github/workflows/ci-linux.yaml
index 9f9c8b2a7..dc1987773 100644
--- a/.github/workflows/ci-linux.yaml
+++ b/.github/workflows/ci-linux.yaml
@@ -8,6 +8,10 @@ on:
     schedule:
         -   cron: '0 0 * * *'
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+    cancel-in-progress: true
+
 env:
     PHPUNIT_FLAGS: "-v"
     SYMFONY_PHPUNIT_DIR: "$HOME/symfony-bridge/.phpunit"
@@ -33,7 +37,6 @@ jobs:
 
         env:
             SYMFONY_VERSION: ${{ matrix.symfony-version }}
-            MAKER_ALLOW_DEV_DEPS_IN_APP: ${{ matrix.allow-dev-deps-in-apps }}
 
         strategy:
             fail-fast: false
@@ -41,20 +44,14 @@ jobs:
                 php-version:
                     - '8.3'
                 symfony-version:
-                    - '6.4.x-dev'
-                    - '7.0.x-dev'
-                    - '7.1.x-dev'
+                    - '6.4.*'
+                    - '7.2.*'
                 dependency-versions: ['highest']
-                allow-dev-deps-in-apps: ['0']
                 include:
                     # testing lowest PHP+dependencies with lowest Symfony
                     - php-version: '8.1'
                       symfony-version: '6.4.*'
                       dependency-versions: 'lowest'
-                    # testing lowest PHP+dependencies with highest Symfony
-                    - php-version: '8.1'
-                      symfony-version: '6.4.*'
-                      dependency-versions: 'highest'
 
         steps:
             - name: Checkout code
@@ -63,8 +60,9 @@ jobs:
             - name: Install PHP with extensions
               uses: shivammathur/setup-php@v2
               with:
-                  coverage: "none"
+                  coverage: none
                   php-version: ${{ matrix.php-version }}
+                  tools: flex
 
             - name: Add PHPUnit matcher
               run: echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
diff --git a/.github/workflows/ci-windows.yaml b/.github/workflows/ci-windows.yaml
index 44a059f0d..be2e682f6 100644
--- a/.github/workflows/ci-windows.yaml
+++ b/.github/workflows/ci-windows.yaml
@@ -8,6 +8,10 @@ on:
     schedule:
         -   cron: '0 0 * * *'
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+    cancel-in-progress: true
+
 env:
     PHPUNIT_FLAGS: "-v"
     SYMFONY_PHPUNIT_DIR: "$HOME/symfony-bridge/.phpunit"
@@ -15,8 +19,6 @@ env:
     MAKER_SKIP_PANTHER_TEST: 1
     MAKER_TEST_WINDOWS: 1
     MAKER_DISABLE_FILE_LINKS: 1
-    MAKER_ALLOW_DEV_DEPS_IN_APP: 0
-    SYMFONY_VERSION: '7.0.x-dev'
 
 jobs:
     tests:
diff --git a/composer.json b/composer.json
index 3b9010d17..c8ead122b 100644
--- a/composer.json
+++ b/composer.json
@@ -12,6 +12,7 @@
         }
     ],
     "minimum-stability": "dev",
+    "prefer-stable": true,
     "require": {
         "php": ">=8.1",
         "doctrine/inflector": "^2.0",
diff --git a/src/Test/MakerTestEnvironment.php b/src/Test/MakerTestEnvironment.php
index b021465ec..f7af580ff 100644
--- a/src/Test/MakerTestEnvironment.php
+++ b/src/Test/MakerTestEnvironment.php
@@ -259,11 +259,6 @@ private function buildFlexSkeleton(): void
             $this->composerRequireMakerBundle(\sprintf('%s/%s', $this->cachePath, $flexProjectDir));
         }
 
-        if ($_SERVER['MAKER_ALLOW_DEV_DEPS_IN_APP'] ?? false) {
-            MakerTestProcess::create('composer config minimum-stability dev', $this->flexPath)->run();
-            MakerTestProcess::create('composer config prefer-stable true', $this->flexPath)->run();
-        }
-
         // fetch a few packages needed for testing
         MakerTestProcess::create('composer require phpunit browser-kit symfony/css-selector --prefer-dist --no-progress --no-suggest', $this->flexPath)
                         ->run();