diff --git a/NEWS b/NEWS
index 83632bb73..88e8fd542 100644
--- a/NEWS
+++ b/NEWS
@@ -20,6 +20,7 @@
 - removed the limitation that prevented the user of underscore characters in usernames
 - added Spanish translation, thanks to Ernesto Revilla
 - added Dutch translation, thanks to Wilco Baan Hofman
+- applied a patch from Wilco Baan Hofman to let SOGo works correctly through a Squid proxy
 
 0.9.0-20080208 (1.0 rc5)
 ------------------------
diff --git a/UI/WebServerResources/generic.js b/UI/WebServerResources/generic.js
index a47bbc7c7..54d295755 100644
--- a/UI/WebServerResources/generic.js
+++ b/UI/WebServerResources/generic.js
@@ -355,7 +355,7 @@ function triggerAjaxRequest(url, callback, userdata, content, headers) {
 	cLength = "" + content.length;
       http.setRequestHeader("Content-Length", "" + cLength);
     }
-    http.send(content);
+    http.send(content ? content : "");
   }
   else {
     log("triggerAjaxRequest: error creating HTTP Client!");
diff --git a/UI/WebServerResources/prototype.js b/UI/WebServerResources/prototype.js
index e8a445ffd..469e796ed 100644
--- a/UI/WebServerResources/prototype.js
+++ b/UI/WebServerResources/prototype.js
@@ -1219,7 +1219,7 @@ Ajax.Request = Class.create(Ajax.Base, {
       this.transport.onreadystatechange = this.onStateChange.bind(this);
       this.setRequestHeaders();
 
-      this.body = this.method == 'post' ? (this.options.postBody || params) : null;
+      this.body = this.method == 'post' ? (this.options.postBody || params) : '';
       this.transport.send(this.body);
 
       /* Force Firefox to handle ready state 4 for synchronous requests */