diff --git a/libraries/legacy/view/category.php b/libraries/legacy/view/category.php
index 7a80a2a8974af..3ed4a0d7e9b46 100644
--- a/libraries/legacy/view/category.php
+++ b/libraries/legacy/view/category.php
@@ -156,7 +156,7 @@ public function commonCategoryDisplay()
 			$dispatcher = JEventDispatcher::getInstance();
 			JPluginHelper::importPlugin('content');
 
-			$dispatcher->trigger('onContentPrepare', array ('com_contact.category', &$itemElement, &$itemElement->params, 0));
+			$dispatcher->trigger('onContentPrepare', array ($this->extension . '.category', &$itemElement, &$itemElement->params, 0));
 
 			$results = $dispatcher->trigger('onContentAfterTitle', array($this->extension . '.category', &$itemElement, &$itemElement->core_params, 0));
 			$itemElement->event->afterDisplayTitle = trim(implode("\n", $results));