diff --git a/inc/processmaker.class.php b/inc/processmaker.class.php
index 67363d1..81a9b11 100644
--- a/inc/processmaker.class.php
+++ b/inc/processmaker.class.php
@@ -1736,7 +1736,7 @@ class PluginProcessmakerProcessmaker extends CommonDBTM {
       $input['end'] = $options['end_date']->format("Y-m-d H:i:s");
       $input['plan']['begin'] = $input['begin'];
       $temp = $options['start_date']->diff( $options['end_date'] );
-      $input['plan']['_duration'] = $temp->d * DAY_TIMESTAMP + $temp->h * HOUR_TIMESTAMP + $temp->i * MINUTE_TIMESTAMP + $temp->s;
+      $input['plan']['_duration'] = $temp->days * DAY_TIMESTAMP + $temp->h * HOUR_TIMESTAMP + $temp->i * MINUTE_TIMESTAMP + $temp->s;
       if ($input['plan']['_duration'] == 0) {
          $input['plan']['_duration'] = 60; // at least
       }
diff --git a/processmaker.xml b/processmaker.xml
index ec41b94..84dd07d 100644
--- a/processmaker.xml
+++ b/processmaker.xml
@@ -41,7 +41,7 @@
          <compatibility>9.4</compatibility>
       </version>
       <version>
-         <num>4.0.1</num>
+         <num>4.0.2</num>
          <compatibility>9.5</compatibility>
       </version>
    </versions>
diff --git a/setup.php b/setup.php
index f47ccbf..e3f2861 100644
--- a/setup.php
+++ b/setup.php
@@ -1,6 +1,6 @@
 <?php
 
-define('PROCESSMAKER_VERSION', '4.0.1');
+define('PROCESSMAKER_VERSION', '4.0.2');
 
 // used for case cancellation
 define("CANCEL", 256);