diff --git a/libreplan-webapp/src/main/java/org/libreplan/web/orders/OrderCRUDController.java b/libreplan-webapp/src/main/java/org/libreplan/web/orders/OrderCRUDController.java
index ab17db340..c00a34369 100644
--- a/libreplan-webapp/src/main/java/org/libreplan/web/orders/OrderCRUDController.java
+++ b/libreplan-webapp/src/main/java/org/libreplan/web/orders/OrderCRUDController.java
@@ -1707,7 +1707,7 @@ public class OrderCRUDController extends GenericForwardComposer {
                 .getJiraConfiguration().isJiraActivated();
     }
 
-    public void syncWithJira(Event event) {
+    public void syncWithJira() {
 
         List<String> items = jiraOrderElementSynchronizer.getAllJiraLabels();
 
diff --git a/libreplan-webapp/src/main/webapp/orders/_edition.zul b/libreplan-webapp/src/main/webapp/orders/_edition.zul
index bc6d24f43..5c99ffec3 100644
--- a/libreplan-webapp/src/main/webapp/orders/_edition.zul
+++ b/libreplan-webapp/src/main/webapp/orders/_edition.zul
@@ -299,7 +299,7 @@
                                        <textbox id="txtImportedLabel" value="@{controller.order.importedLabel}"
                                            width="350px" disabled="true"/>
                                         <button label="${i18n:_('Sync with JIRA')}" id="syncWithJiraButton" disabled="@{controller.jiraDeactivated}"
-                                           onClick="controller.syncWithJira(event)" />
+                                           onClick="controller.syncWithJira()" />
                                     </hbox>
                                </row>
                            </rows>