diff --git a/composer.json b/composer.json
index 6a939e0..6b2852a 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,8 @@
 {
   "name": "casco/amqp",
+  "license": "proprietary",
   "type": "library",
+  "description": "Library for easy integration with humus/amqp",
   "config": {
     "sort-packages": true
   },
@@ -8,8 +10,8 @@
     "ext-pcntl": "^7.2",
     "php-amqplib/php-amqplib": "^2.8",
     "prolic/humus-amqp": "^1.4",
-    "symfony/console": "^4.3",
-    "symfony/http-kernel": "^4.3"
+    "symfony/console": "^4.3 || ^5.0",
+    "symfony/http-kernel": "^4.3 || ^5.0"
   },
   "require-dev": {
     "phpunit/phpunit": "^8.0",
diff --git a/docker/php/Dockerfile b/docker/php/Dockerfile
index c8556eb..7c2b4e8 100644
--- a/docker/php/Dockerfile
+++ b/docker/php/Dockerfile
@@ -1,10 +1,26 @@
 FROM php:7.2.11-cli-alpine3.7
 
+RUN apk add --no-cache \
+    rabbitmq-c-dev
+
 RUN docker-php-ext-install \
     bcmath \
     sockets \
     pcntl
 
+RUN apk add --virtual .build-dependencies --no-cache \
+    autoconf \
+#    g++ \
+    gcc \
+#    git \
+    libc-dev \
+    make \
+    && pecl channel-update pecl.php.net \
+    && pecl install amqp \
+    && docker-php-ext-enable amqp \
+    # cleanup
+    && apk del .build-dependencies
+
 RUN curl -sS -o /tmp/composer-setup.php https://getcomposer.org/installer \
     && curl -sS -o /tmp/composer-setup.sig https://composer.github.io/installer.sig \
     && php -r "if (hash('SHA384', file_get_contents('/tmp/composer-setup.php')) !== trim(file_get_contents('/tmp/composer-setup.sig'))) { unlink('/tmp/composer-setup.php'); echo 'Invalid installer' . PHP_EOL; exit(1); }" \