diff --git a/protected/humhub/modules/activity/jobs/SendMailSummary.php b/protected/humhub/modules/activity/jobs/SendMailSummary.php
index 4692dd8be0..aff8a1a284 100644
--- a/protected/humhub/modules/activity/jobs/SendMailSummary.php
+++ b/protected/humhub/modules/activity/jobs/SendMailSummary.php
@@ -35,7 +35,7 @@ class SendMailSummary extends ActiveJob
     {
         /** @var Module $module */
         $module = Yii::$app->getModule('activity');
-        if ($module->enableMailSummaries) {
+        if (!$module->enableMailSummaries) {
             return;
         }