diff --git a/code/nginx.conf b/code/nginx.conf
index 5817e2444..e97668bf2 100644
--- a/code/nginx.conf
+++ b/code/nginx.conf
@@ -3,7 +3,7 @@ events {}
 
 http {
     server {
-        listen {{ $PORT }} default_server;
+        listen { $PORT } default_server;
 
         location {
             root   /usr/share/nginx/html;