diff --git a/ot-frontend/arm/Dockerfile b/ot-frontend/arm/Dockerfile
index bcb5a1d..bdb3610 100644
--- a/ot-frontend/arm/Dockerfile
+++ b/ot-frontend/arm/Dockerfile
@@ -35,4 +35,5 @@ EXPOSE 80
 
 CMD set -xe \
     && envsubst '${SERVER_HOST}:${SERVER_PORT}' < /etc/nginx/nginx.tmpl > /etc/nginx/nginx.conf \
+    && mkdir -p /run/nginx/ \
     && nginx -g 'daemon off;'
diff --git a/ot-recorder/arm/docker-compose.yml b/ot-recorder/arm/docker-compose.yml
index df67d5a..5f0f8ea 100644
--- a/ot-recorder/arm/docker-compose.yml
+++ b/ot-recorder/arm/docker-compose.yml
@@ -23,7 +23,6 @@ services:
     ports:
       - 8080:80
     environment:
-      - LISTEN_PORT=80
       - SERVER_HOST=recorder
       - SERVER_PORT=8083
     restart: unless-stopped