diff --git a/helpers/position.php b/helpers/position.php
index 69e004c..465466d 100644
--- a/helpers/position.php
+++ b/helpers/position.php
@@ -265,11 +265,11 @@
     */
     private function loadWithQuery($query, $bindParams = NULL) {
       $stmt = self::$db->prepare($query);
-      if (is_array($bindParams) && ($types = array_shift($bindParams))) {
-        call_user_func_array(
-            [ $stmt, 'bind_param' ],
-            array_merge([ $types ], array_map(function(&$param) { return $param; }, $bindParams))
-        );
+      if (is_array($bindParams)) {
+        foreach ($bindParams as $key => &$value) {
+          $bindParams[$key] = $value;
+        }
+        call_user_func_array([ $stmt, 'bind_param' ], $bindParams);
       }
       if ($stmt->execute()) {
         $stmt->bind_result($this->id, $this->timestamp, $this->userId, $this->trackId,