diff --git a/rootfs/etc/confd/templates/nginx.conf.tmpl b/rootfs/etc/confd/templates/nginx.conf.tmpl
index db6f485..e7fb1e3 100644
--- a/rootfs/etc/confd/templates/nginx.conf.tmpl
+++ b/rootfs/etc/confd/templates/nginx.conf.tmpl
@@ -21,7 +21,7 @@ http {
 
     server {
         # List port
-        listen {{"{{"}}GIN_PORT{{"}}"}};
+        listen {{"{{"}}GIN_PORT{{"}}"}} ssl;
 
         ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
         ssl_certificate /etc/ssl/nginx/fullchain.pem;