diff --git a/Dockerfile b/Dockerfile
index da4b028..86ab8ad 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,7 @@ RUN apt-get update && apt-get upgrade -y \
     && apt-get install git zip vim libzip-dev libgmp-dev libevent-dev libssl-dev libnghttp2-dev libffi-dev -y \
     && docker-php-ext-install -j$(nproc) sockets zip gmp pcntl bcmath ffi \
     && PHP_OPENSSL=yes pecl install ev event parallel \
-    && docker-php-ext-enable ev event \
+    && docker-php-ext-enable ev event parallel \
     && docker-php-source delete \
     && apt-get autoremove --purge -y && apt-get autoclean -y && apt-get clean -y \
     && chmod +x /usr/local/bin/docker-compose-wait \