diff --git a/install/generator-cyphernode/generators/app/templates/lightning/c-lightning/nginx-spark-conf b/install/generator-cyphernode/generators/app/templates/lightning/c-lightning/nginx-spark-conf
index 7de9208..dd0c824 100644
--- a/install/generator-cyphernode/generators/app/templates/lightning/c-lightning/nginx-spark-conf
+++ b/install/generator-cyphernode/generators/app/templates/lightning/c-lightning/nginx-spark-conf
@@ -13,6 +13,7 @@ location /sparkwallet/ {
   # Hardcoding sparkwallet password, it's only accessible from here anyway using htpasswd above
   proxy_set_header Authorization "Basic Y3lwaGVybm9kZTpzcGFya3dhbGxldA==";
 
-  proxy_pass http://sparkwallet:9737/;
+  set $proxyurl http://sparkwallet:9737/;
+  proxy_pass $proxyurl;
 }
 <% } %>