diff --git a/testsite/group_vars/web.yml b/testsite/group_vars/web.yml
index e03b359aef569c97c4e490e903b66ed219df8f6b..e19cfc1039aef634c3c3701e2fcb2c66135087a2 100644
--- a/testsite/group_vars/web.yml
+++ b/testsite/group_vars/web.yml
@@ -20,8 +20,8 @@ environment_indicator:
   text_colour: "white"
   text: "Majic Ansible Roles Test Site"
 
-proxy_headers:
-  Accept-Encoding: '"gzip"'
+http_header_overrides:
+  Accept-Encoding: "gzip"
 
 web_server_tls_protocols:
   - TLSv1.2