diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index efe0e92a14595..578b225ea6f17 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -21,7 +21,7 @@ jobs:
     name: Unit Tests
 
     env:
-      extensions: amqp,apcu,igbinary,intl,mbstring,memcached,redis,relay
+      extensions: amqp,apcu,brotli,igbinary,intl,mbstring,memcached,redis,relay,zstd
 
     strategy:
       matrix:
@@ -33,9 +33,6 @@ jobs:
             mode: low-deps
           - php: '8.3'
           - php: '8.4'
-            # brotli and zstd extensions are optional, when not present the commands will be used instead,
-            # we must test both scenarios
-            extensions: amqp,apcu,brotli,igbinary,intl,mbstring,memcached,redis,relay,zstd
           - php: '8.5'
             #mode: experimental
       fail-fast: false
@@ -233,6 +230,12 @@ jobs:
         run: |
             script -e -c './phpunit --group tty' /dev/null
 
+      - name: Run AssetMapper without ext-brotli nor ext-zstd
+        if: "! matrix.mode"
+        run: |
+          sudo rm /etc/php/*/cli/conf.d/*-{brotli,zstd}.ini
+          ./phpunit src/Symfony/Component/AssetMapper
+
       - name: Run tests with SIGCHLD enabled PHP
         if: "matrix.php == '8.2' && ! matrix.mode"
         run: |