diff --git a/data/conf/nginx/site.conf b/data/conf/nginx/site.conf
index bb327a65..52ddf303 100644
--- a/data/conf/nginx/site.conf
+++ b/data/conf/nginx/site.conf
@@ -179,7 +179,7 @@ server {
     allow all;
   }
 
-  location (^/SOGo/so/ControlPanel/Products/[^/]*UI/Resources/.*\.(jpg|png|gif|css|js)$ {
+  location (^/SOGo/so/ControlPanel/Products/[^/]*UI/Resources/.*\.(jpg|png|gif|css|js)$) {
     proxy_pass http://sogo:9192/$1.SOGo/Resources/$2;
     proxy_set_header Host $http_host;
     proxy_cache sogo;
@@ -364,7 +364,7 @@ server {
     allow all;
   }
 
-  location (^/SOGo/so/ControlPanel/Products/[^/]*UI/Resources/.*\.(jpg|png|gif|css|js)$ {
+  location (^/SOGo/so/ControlPanel/Products/[^/]*UI/Resources/.*\.(jpg|png|gif|css|js)$) {
     proxy_pass http://sogo:9192/$1.SOGo/Resources/$2;
     proxy_set_header Host $http_host;
     proxy_cache sogo;