diff --git a/lib/vcategories.php b/lib/vcategories.php
index 2f990c5d2d2047a687eae18b6ebabdd5b4d6b5d8..a52c15f06702ae8004ed8f56d7c49b4dcbcc2b06 100644
--- a/lib/vcategories.php
+++ b/lib/vcategories.php
@@ -536,17 +536,22 @@ class OC_VCategories {
 
 	/**
 	* @brief Delete category/object relations from the db
-	* @param int $id The id of the object
+	* @param array $ids The ids of the objects
 	* @param string $type The type of object (event/contact/task/journal).
 	* 	Defaults to the type set in the instance
 	* @returns boolean Returns false on error.
 	*/
-	public function purgeObject($id, $type = null) {
+	public function purgeObjects($ids, $type = null) {
 		$type = is_null($type) ? $this->type : $type;
+		$updates = array();
 		try {
-			$stmt = OCP\DB::prepare('DELETE FROM `' . self::RELATION_TABLE . '` '
-					. 'WHERE `objid` = ? AND `type`= ?');
-			$result = $stmt->execute(array($id, $type));
+			$query = 'DELETE FROM `' . self::RELATION_TABLE . '` ';
+			$query .= 'WHERE `objid` IN (' . str_repeat('?,', count($ids)-1) . '?) ';
+			$updates = $ids;
+			$query .= 'AND `type`= ?';
+			$updates[] = $type;
+			$stmt = OCP\DB::prepare($query);
+			$result = $stmt->execute($updates);
 			if (OC_DB::isError($result)) {
 				OC_Log::write('core', __METHOD__. 'DB error: ' . OC_DB::getErrorMessage($result), OC_Log::ERROR);
 				return false;