diff --git a/{{cookiecutter.project_slug}}/compose/nginx/nginx-secure.conf b/{{cookiecutter.project_slug}}/compose/nginx/nginx-secure.conf
index 78f90279..c014c282 100755
--- a/{{cookiecutter.project_slug}}/compose/nginx/nginx-secure.conf
+++ b/{{cookiecutter.project_slug}}/compose/nginx/nginx-secure.conf
@@ -37,7 +37,7 @@ http {
 		server_name ___my.example.com___ www.___my.example.com___;
 
 		location /.well-known/acme-challenge {
-			proxy_pass http://___LETSENCRYPT_IP___:___LETSENCRYPT_PORT___;
+			proxy_pass http://certbot:80;
 			proxy_set_header Host            $host;
 			proxy_set_header X-Forwarded-For $remote_addr;
 			proxy_set_header X-Forwarded-Proto https;
@@ -66,7 +66,7 @@ http {
 		ssl_dhparam /etc/ssl/private/dhparams.pem;
 
 		location /.well-known/acme-challenge {
-			proxy_pass http://___LETSENCRYPT_HTTPS_IP___:___LETSENCRYPT_HTTPS_PORT___;
+			proxy_pass http://certbot:443;
 			proxy_set_header Host            $host;
 			proxy_set_header X-Forwarded-For $remote_addr;
 			proxy_set_header X-Forwarded-Proto https;
diff --git a/{{cookiecutter.project_slug}}/compose/nginx/nginx.conf b/{{cookiecutter.project_slug}}/compose/nginx/nginx.conf
index 91bd96ec..5d7faa39 100644
--- a/{{cookiecutter.project_slug}}/compose/nginx/nginx.conf
+++ b/{{cookiecutter.project_slug}}/compose/nginx/nginx.conf
@@ -39,7 +39,7 @@ http {
 		server_name ___my.example.com___ ;
 
 		location /.well-known/acme-challenge {
-			proxy_pass http://___LETSENCRYPT_IP___:___LETSENCRYPT_PORT___;
+			proxy_pass http://certbot:80;
 			proxy_set_header Host            $host;
 			proxy_set_header X-Forwarded-For $remote_addr;
 			proxy_set_header X-Forwarded-Proto https;
diff --git a/{{cookiecutter.project_slug}}/compose/nginx/start.sh b/{{cookiecutter.project_slug}}/compose/nginx/start.sh
index 2079e194..2b358ee7 100755
--- a/{{cookiecutter.project_slug}}/compose/nginx/start.sh
+++ b/{{cookiecutter.project_slug}}/compose/nginx/start.sh
@@ -5,18 +5,9 @@ echo build starting nginx config
 
 
 echo replacing ___my.example.com___/$MY_DOMAIN_NAME
-echo replacing ___LETSENCRYPT_IP___/$LETSENCRYPT_PORT_80_TCP_ADDR
-echo replacing ___LETSENCRYPT_PORT___/$LETSENCRYPT_PORT_80_TCP_PORT
-echo replacing ___APPLICATION_IP___/$APP_PORT_80_TCP_ADDR
-echo replacing ___APPLICATION_PORT___/$APP_PORT_80_TCP_PORT
 
 # Put your domain name into the nginx reverse proxy config.
 sed -i "s/___my.example.com___/$MY_DOMAIN_NAME/g" /etc/nginx/nginx.conf
-# Add your app's container IP and port into config
-sed -i "s/___APPLICATION_IP___/$APP_PORT_80_TCP_ADDR/g" /etc/nginx/nginx.conf
-sed -i "s/___APPLICATION_PORT___/$APP_PORT_80_TCP_PORT/g" /etc/nginx/nginx.conf
-sed -i "s/___LETSENCRYPT_IP___/$LETSENCRYPT_PORT_80_TCP_ADDR/g" /etc/nginx/nginx.conf
-sed -i "s/___LETSENCRYPT_PORT___/$LETSENCRYPT_PORT_80_TCP_PORT/g" /etc/nginx/nginx.conf
 
 cat /etc/nginx/nginx.conf
 echo .
@@ -53,27 +44,11 @@ done
 sleep 15
 
 echo replacing ___my.example.com___/$MY_DOMAIN_NAME
-echo replacing ___LETSENCRYPT_IP___/$LETSENCRYPT_PORT_80_TCP_ADDR
-echo replacing ___LETSENCRYPT_PORT___/$LETSENCRYPT_PORT_80_TCP_PORT
-echo replacing ___LETSENCRYPT_HTTPS_IP___/$LETSENCRYPT_PORT_443_TCP_ADDR
-echo replacing ___LETSENCRYPT_HTTPS_PORT___/$LETSENCRYPT_PORT_443_TCP_PORT
-echo replacing ___APPLICATION_IP___/$APP_PORT_80_TCP_ADDR
-echo replacing ___APPLICATION_PORT___/$APP_PORT_80_TCP_PORT
 
 
 # Put your domain name into the nginx reverse proxy config.
 sed -i "s/___my.example.com___/$MY_DOMAIN_NAME/g" /etc/nginx/nginx-secure.conf
 
-# Add LE container IP and port into config
-sed -i "s/___LETSENCRYPT_IP___/$LETSENCRYPT_PORT_80_TCP_ADDR/g" /etc/nginx/nginx-secure.conf
-sed -i "s/___LETSENCRYPT_PORT___/$LETSENCRYPT_PORT_80_TCP_PORT/g" /etc/nginx/nginx-secure.conf
-sed -i "s/___LETSENCRYPT_HTTPS_IP___/$LETSENCRYPT_PORT_443_TCP_ADDR/g" /etc/nginx/nginx-secure.conf
-sed -i "s/___LETSENCRYPT_HTTPS_PORT___/$LETSENCRYPT_PORT_443_TCP_PORT/g" /etc/nginx/nginx-secure.conf
-
-# Add your app's container IP and port into config
-sed -i "s/___APPLICATION_IP___/$APP_PORT_80_TCP_ADDR/g" /etc/nginx/nginx-secure.conf
-sed -i "s/___APPLICATION_PORT___/$APP_PORT_80_TCP_PORT/g" /etc/nginx/nginx-secure.conf
-
 #go!
 kill $(ps aux | grep 'nginx' | awk '{print $2}')
 cp /etc/nginx/nginx-secure.conf /etc/nginx/nginx.conf