diff --git a/HowtoVarnish.md b/HowtoVarnish.md
index 1832ab3f..85733199 100644
--- a/HowtoVarnish.md
+++ b/HowtoVarnish.md
@@ -139,11 +139,15 @@ Voyons un exemple simple :
 
 ~~~
 sub vcl_recv {
-
-    if (req.http.host ~ "(www\.example\.com|example\.com)") {
+    if (req.http.host == "example.com" || 
+            req.http.host == "www.example.com") {
         set req.backend_hint = default;
     }
-
+    # Version avec une regex (plus coûteux) :
+    #if (req.http.host ~ "(example\.com|www\.example\.com)") {
+    #    set req.backend_hint = default;
+    #}
+    
     if (req.url ~ "^/images") {
         unset req.http.cookie;
     }