diff --git a/src/Model/Behavior/UserBehavior.php b/src/Model/Behavior/UserBehavior.php
index 97ba6b3..e99e5ff 100644
--- a/src/Model/Behavior/UserBehavior.php
+++ b/src/Model/Behavior/UserBehavior.php
@@ -170,7 +170,9 @@ public function expirationTime($time = '+1 day', $dateFormat = 'Y-m-d H:i:s') {
  */
 	public function updateLastActivity($userId = null, $field = 'last_action', $options = []) {
 		$options = Hash::merge($this->_config['updateLastActivity'], $options);
-		if ($this->_table->exists([$this->_table->alias() . '.' . $this->_table->primaryKey()])) {
+		if ($this->_table->exists([
+			$this->_table->alias() . '.' . $this->_table->primaryKey() => $userId
+		])) {
 			return $this->_table->updateAll(
 				[$field => date($options['dateFormat'])],
 				[$this->_table->primaryKey() => $userId]