diff --git a/library/Businessprocess/BpConfig.php b/library/Businessprocess/BpConfig.php
index 30cdf56..2379cb4 100644
--- a/library/Businessprocess/BpConfig.php
+++ b/library/Businessprocess/BpConfig.php
@@ -226,7 +226,7 @@ class BpConfig
     /**
      * Whether changes have been applied to this configuration
      *
-     * @return int
+     * @return bool
      */
     public function hasChanges()
     {