diff --git a/nginx/Dockerfile b/nginx/Dockerfile
index b253ee35..15d00972 100644
--- a/nginx/Dockerfile
+++ b/nginx/Dockerfile
@@ -1,6 +1,6 @@
 FROM nginx:alpine
 
-RUN apk add --no-cache nginx-lua openssl
+RUN apk add --no-cache nginx-mod-http-lua openssl
 
 COPY nginx.conf.default /etc/nginx/nginx.conf.default
 COPY nginx.conf.fallback /etc/nginx/nginx.conf.fallback
diff --git a/nginx/nginx.conf.default b/nginx/nginx.conf.default
index 0d57ca50..80df4402 100644
--- a/nginx/nginx.conf.default
+++ b/nginx/nginx.conf.default
@@ -3,6 +3,8 @@ user nginx;
 worker_processes  1;
 error_log /dev/stderr info;
 pid /var/run/nginx.pid;
+include /etc/nginx/modules/devel_kit.conf;
+include /etc/nginx/modules/http_lua.conf;
 
 events {
     worker_connections  1024;
diff --git a/nginx/nginx.conf.fallback b/nginx/nginx.conf.fallback
index bf5cd869..8d071333 100644
--- a/nginx/nginx.conf.fallback
+++ b/nginx/nginx.conf.fallback
@@ -3,6 +3,8 @@ user nginx;
 worker_processes  1;
 error_log /dev/stderr info;
 pid /var/run/nginx.pid;
+include /etc/nginx/modules/devel_kit.conf;
+include /etc/nginx/modules/http_lua.conf;
 
 events {
     worker_connections  1024;
diff --git a/nginx/start.sh b/nginx/start.sh
index 2cb65f1a..a0f7718b 100755
--- a/nginx/start.sh
+++ b/nginx/start.sh
@@ -1,11 +1,10 @@
 #!/bin/sh
 
-if [[ -z ENABLE_CERTBOT || -f /certs/cert.pem ]]
+if [ -z ENABLE_CERTBOT ] || [ -f /certs/cert.pem ]
 then
   cp /etc/nginx/nginx.conf.default /etc/nginx/nginx.conf
 else
-  openssl req -newkey rsa:2048 -x509 -keyout /tmp/snakeoil.pem -out /tmp/snakeoil.pem -days 365 -nodes -subj "/C=NA/ST=None/
-L=None/O=None/CN=$DOMAIN"
+  openssl req -newkey rsa:2048 -x509 -keyout /tmp/snakeoil.pem -out /tmp/snakeoil.pem -days 365 -nodes -subj "/C=NA/ST=None/L=None/O=None/CN=$DOMAIN"
   cp /etc/nginx/nginx.conf.fallback /etc/nginx/nginx.conf
 fi