diff --git a/htdocs/conf/conf.class.php3.sample b/htdocs/conf/conf.class.php3.sample
index 3de1b83716d..0cd8c8ebd2b 100644
--- a/htdocs/conf/conf.class.php3.sample
+++ b/htdocs/conf/conf.class.php3.sample
@@ -134,6 +134,21 @@ class FicheInterConf {
     $this->outputurl    = "/document/fichinter";
   }
 }
+/*
+ * Dons
+ *
+ */
+class DonConf {
+  Function DonConf() {
+    $this->enabled = 0;
+
+    /*
+     * Paiement en ligne
+     */
+
+    $this->onlinepayment = 0;
+  }
+}
 /*
  * Produits
  *