diff --git a/firefox/40-no_proxy.yml b/firefox/40-no_proxy.yml
index c03b793..477521d 100644
--- a/firefox/40-no_proxy.yml
+++ b/firefox/40-no_proxy.yml
@@ -12,3 +12,7 @@ no_proxy:
   disabled:
     variable: proxy_mode
     when: No proxy
+  examples:
+    - .mozilla.org
+    - .net.nz
+    - 192.168.1.0/24