diff --git a/Dockerfile b/Dockerfile
index e6c1ae4..490e008 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,4 @@
 FROM nginx:alpine
-RUN sed -i 's/#gzip/gzip/g' /etc/nginx/nginx.conf
+RUN sed -i 's/#gzip/gzip/g' /etc/nginx/nginx.conf && \
+    sed -i '/gzip *on/ a gzip_types text/css application/javascript' /etc/nginx/nginx.conf
 COPY . /usr/share/nginx/html