diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index b7fd0de88c..5aa50094bf 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -203,12 +203,12 @@ jobs:
           [[ ! $X ]] || (exit 1)
 
       - name: Run tests with SIGCHLD enabled PHP
-        if: "${{ matrix.php == '7.1' }}"
+        if: "${{ matrix.php == '7.2' && ! matrix.mode }}"
         run: |
           mkdir build
           cd build
-          wget -q https://github.com/symfony/binary-utils/releases/download/v0.1/php-7.1.3-pcntl-sigchild.tar.bz2
-          tar -xjf php-7.1.3-pcntl-sigchild.tar.bz2
+          wget -q https://github.com/symfony/binary-utils/releases/download/v0.1/php-7.2.5-pcntl-sigchild.tar.bz2
+          tar -xjf php-7.2.5-pcntl-sigchild.tar.bz2
           cd ..
 
           ./build/php/bin/php ./phpunit --colors=always src/Symfony/Component/Process