diff --git a/Dockerfile b/Dockerfile
index c528481..505fd25 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,7 +24,7 @@ RUN wget https://github.com/jwilder/docker-gen/releases/download/$DOCKER_GEN_VER
  && tar -C /usr/local/bin -xvzf docker-gen-linux-amd64-$DOCKER_GEN_VERSION.tar.gz \
  && rm /docker-gen-linux-amd64-$DOCKER_GEN_VERSION.tar.gz
 
-COPY network_internal.conf /etc/nginx/
+COPY network_internal.conf maintenance_internal.conf /etc/nginx/
 
 COPY . /app/
 WORKDIR /app/
diff --git a/Dockerfile.alpine b/Dockerfile.alpine
index 4b5545b..44f23ec 100644
--- a/Dockerfile.alpine
+++ b/Dockerfile.alpine
@@ -21,7 +21,7 @@ RUN wget --quiet https://github.com/jwilder/docker-gen/releases/download/$DOCKER
  && tar -C /usr/local/bin -xvzf docker-gen-alpine-linux-amd64-$DOCKER_GEN_VERSION.tar.gz \
  && rm /docker-gen-alpine-linux-amd64-$DOCKER_GEN_VERSION.tar.gz
 
-COPY network_internal.conf /etc/nginx/
+COPY network_internal.conf maintenance_internal.conf /etc/nginx/
 
 COPY . /app/
 WORKDIR /app/
diff --git a/maintenance_internal.conf b/maintenance_internal.conf
new file mode 100644
index 0000000..d643913
--- /dev/null
+++ b/maintenance_internal.conf
@@ -0,0 +1,8 @@
+error_page 503 @maintenance;
+recursive_error_pages on;
+location @maintenance {
+    error_page 405 = /index.html;
+    add_header Cache-Control no-cache;
+    root /usr/share/nginx/html/maintenance;
+    rewrite ^(.*)$ /index.html break;
+}
diff --git a/nginx.tmpl b/nginx.tmpl
index 07e2b50..c27972e 100644
--- a/nginx.tmpl
+++ b/nginx.tmpl
@@ -148,6 +148,9 @@ server {
 	listen [::]:{{ $external_http_port }};
 	{{ end }}
 	{{ $access_log }}
+	{{ if (exists "/usr/share/nginx/html/maintenance/index.html") }}
+	include /etc/nginx/maintenance_internal.conf;
+	{{ end }}
 	return 503;
 }
 
@@ -159,6 +162,9 @@ server {
 	listen [::]:{{ $external_https_port }} ssl http2;
 	{{ end }}
 	{{ $access_log }}
+	{{ if (exists "/usr/share/nginx/html/maintenance/index.html") }}
+	include /etc/nginx/maintenance_internal.conf;
+	{{ end }}
 	return 503;
 
 	ssl_session_cache shared:SSL:50m;