diff --git a/Dockerfile b/Dockerfile
index eaf4f8d..5b5a5d9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -65,7 +65,7 @@ RUN echo "daemon off;" >> /etc/nginx/nginx.conf \
 COPY --from=forego /usr/local/bin/forego /usr/local/bin/forego
 COPY --from=dockergen /usr/local/bin/docker-gen /usr/local/bin/docker-gen
 
-COPY network_internal.conf /etc/nginx/
+COPY network_internal.conf maintenance_internal.conf /etc/nginx/
 
 COPY app nginx.tmpl LICENSE /app/
 WORKDIR /app/
diff --git a/Dockerfile.alpine b/Dockerfile.alpine
index 55a7c6c..8b4bf73 100644
--- a/Dockerfile.alpine
+++ b/Dockerfile.alpine
@@ -62,7 +62,7 @@ RUN echo "daemon off;" >> /etc/nginx/nginx.conf \
 COPY --from=forego /usr/local/bin/forego /usr/local/bin/forego
 COPY --from=dockergen /usr/local/bin/docker-gen /usr/local/bin/docker-gen
 
-COPY network_internal.conf /etc/nginx/
+COPY network_internal.conf maintenance_internal.conf /etc/nginx/
 
 COPY app nginx.tmpl LICENSE /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 e8a555d..272fe24 100644
--- a/nginx.tmpl
+++ b/nginx.tmpl
@@ -231,6 +231,9 @@ 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;
 }
 
@@ -243,6 +246,9 @@ 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;