diff --git a/nginx/Dockerfile b/nginx/Dockerfile
index 2ca20d6f..65c235ff 100644
--- a/nginx/Dockerfile
+++ b/nginx/Dockerfile
@@ -16,4 +16,4 @@ VOLUME ["/etc/nginx/conf.d"]
 ENV NGINX_NAME="foo" \
     NGINX_PWD="bar"
 
-ENTRYPOINT /entrypoint.sh
+ENTRYPOINT [ "/entrypoint.sh" ]