diff --git a/Dockerfile b/Dockerfile
index ff15507..a8cdcdc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ RUN echo 'memory_limit = -1' >> /usr/local/etc/php/conf.d/docker-php-memlimit.in
 COPY database /var/www/database
 COPY composer.* /var/www/
 
-RUN composer install --no-scripts
+RUN composer update --no-scripts
 
 COPY . /var/www