diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0e3f69e..6db7675 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,13 +23,13 @@ jobs:
         php: ["8.1", "8.2", "8.3", "8.4", "8.5"]
         variant: ["debian", "alpine"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v4
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
       - name: Login to DockerHub
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
@@ -70,11 +70,11 @@ jobs:
       matrix:
         php: ["7.2", "7.3", "7.4", "8.0"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
       - name: Login to DockerHub
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 480f547..f7b53e3 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -12,9 +12,9 @@ jobs:
         php: ["8.1", "8.2", "8.3", "8.4", "8.5"]
         variant: ["debian", "alpine"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
       - name: Build Docker image
         uses: docker/build-push-action@v6
         with:
diff --git a/src/docker/Dockerfile b/src/docker/Dockerfile
index c37c0b0..3e8c8ba 100644
--- a/src/docker/Dockerfile
+++ b/src/docker/Dockerfile
@@ -65,14 +65,7 @@ RUN set -eux; \
         libxml2-dev libzip-dev zlib1g-dev; \
     docker-php-ext-configure gd --with-freetype --with-jpeg --with-webp; \
     docker-php-ext-install -j"$(nproc)" bcmath exif gd intl mbstring pcntl pdo_mysql pdo_pgsql zip; \
-    # One extension per call with retries: pecl does not fail when one of several packages fails
-    for ext in redis memcached rdkafka; do \
-        n=0; \
-        until pecl install -f "$ext" && [ -f "$(php-config --extension-dir)/$ext.so" ]; do \
-            n=$((n + 1)); [ "$n" -ge 3 ] && { echo "pecl install $ext failed"; exit 1; }; \
-            sleep 10; \
-        done; \
-    done; \
+    pecl install redis memcached rdkafka; \
     docker-php-ext-enable redis memcached rdkafka; \
     # OPcache is always compiled in since PHP 8.5
     if ! php -m | grep -qi '^zend opcache$'; then docker-php-ext-install opcache; fi; \
diff --git a/src/docker/Dockerfile.alpine b/src/docker/Dockerfile.alpine
index c51e18d..aad556c 100644
--- a/src/docker/Dockerfile.alpine
+++ b/src/docker/Dockerfile.alpine
@@ -51,14 +51,7 @@ RUN set -eux; \
         libxml2-dev libzip-dev zlib-dev cyrus-sasl-dev linux-headers; \
     docker-php-ext-configure gd --with-freetype --with-jpeg --with-webp; \
     docker-php-ext-install -j"$(nproc)" bcmath exif gd intl mbstring pcntl pdo_mysql pdo_pgsql zip; \
-    # One extension per call with retries: pecl does not fail when one of several packages fails
-    for ext in redis memcached rdkafka; do \
-        n=0; \
-        until pecl install -f "$ext" && [ -f "$(php-config --extension-dir)/$ext.so" ]; do \
-            n=$((n + 1)); [ "$n" -ge 3 ] && { echo "pecl install $ext failed"; exit 1; }; \
-            sleep 10; \
-        done; \
-    done; \
+    pecl install redis memcached rdkafka; \
     docker-php-ext-enable redis memcached rdkafka; \
     # OPcache is always compiled in since PHP 8.5
     if ! php -m | grep -qi '^zend opcache$'; then docker-php-ext-install opcache; fi; \
diff --git a/tests/integration.sh b/tests/integration.sh
index 8f15c38..6021676 100755
--- a/tests/integration.sh
+++ b/tests/integration.sh
@@ -21,7 +21,7 @@ docker run --rm "$IMAGE" php -m > modules.txt
 for ext in bcmath exif gd intl mbstring memcached pcntl pdo_mysql pdo_pgsql rdkafka redis zip "Zend OPcache"; do
     grep -qx "$ext" modules.txt || { echo "Missing extension: $ext"; exit 1; }
 done
-if docker run --rm "$IMAGE" sh -c 'php -m 2>&1' 2>/dev/null | grep -iE 'warning|unable to load'; then
+if docker run --rm "$IMAGE" php -m 2>&1 | grep -iE 'warning|unable to load'; then
     echo "PHP startup warnings detected"; exit 1
 fi
 rm -f modules.txt
@@ -29,9 +29,7 @@ docker run --rm "$IMAGE" sh -c 'php -v && composer -V && node -v && npm -v'
 
 echo "==> Creating Laravel project"
 rm -rf laravel
-# Older Laravel releases (for PHP 8.1/8.2) are flagged by security advisories;
-# this throwaway test project only checks that the image can serve Laravel.
-docker run --rm -v "$PWD:/app" -w /app -e COMPOSER_NO_SECURITY_BLOCKING=1 "$IMAGE" \
+docker run --rm -v "$PWD:/app" -w /app "$IMAGE" \
     composer create-project --prefer-dist --no-interaction --no-progress laravel/laravel laravel
 docker run --rm -v "$PWD/laravel:/var/www/html" "$IMAGE" \
     chown -R www-data:www-data storage bootstrap/cache database
@@ -50,8 +48,7 @@ echo "==> Running migrations"
 docker exec --user www-data php-fpm php artisan migrate --force
 
 echo "==> Checking HTTP response"
-# Request Nginx from inside the compose network so host port conflicts cannot interfere
-code=$(docker exec php-fpm curl -s -o /dev/null -w '%{http_code}' http://nginx-server)
+code=$(curl -s -o /dev/null -w '%{http_code}' "http://localhost:$HTTP_PORT")
 echo "HTTP $code"
 [ "$code" = "200" ]