diff --git a/apache/Dockerfile b/apache/Dockerfile
index dd4ad3c..75e53b7 100644
--- a/apache/Dockerfile
+++ b/apache/Dockerfile
@@ -25,6 +25,10 @@ RUN --mount=type=cache,target=/var/cache/apt \
     unzip \
     zlib1g-dev \
     libicu-dev \
+    libjpeg-dev \
+    libpng-dev \
+    libwebp-dev \
+    libfreetype6-dev \
     g++ \
     nodejs \
     npm \
@@ -56,6 +60,8 @@ RUN a2enmod rewrite
 
 RUN docker-php-ext-configure intl
 
+RUN docker-php-ext-configure gd --with-freetype --with-jpeg --with-webp
+
 # Install PHP extensions
 RUN docker-php-ext-configure \
     opcache --enable-opcache
@@ -77,6 +83,10 @@ RUN docker-php-ext-enable \
     imagick \
     opcache
 
+# Fail fast if the JPEG delegate did not make it into the image
+RUN php -r 'if (!in_array("JPEG", Imagick::queryFormats())) { fwrite(STDERR, "ERROR: imagick built without JPEG delegate\n"); exit(1); } echo "imagick JPEG delegate OK\n";' && \
+    php -r 'if (!function_exists("imagecreatefromjpeg")) { fwrite(STDERR, "ERROR: gd built without JPEG support\n"); exit(1); } echo "gd JPEG OK\n";'
+
 # PHP
 RUN mv "$PHP_INI_DIR/php.ini-production" "$PHP_INI_FILE" && \
     sed -i "s|memory_limit = 128M|memory_limit = 256M |g" "$PHP_INI_FILE" && \