diff --git a/sbin/install_newsletter.pl b/sbin/install_newsletter.pl
index 9999e6c..5425b3b 100644
--- a/sbin/install_newsletter.pl
+++ b/sbin/install_newsletter.pl
@@ -165,7 +165,14 @@ sub addPluginsToConfigFile {
         insert_after_string 'WebGUI::Content::Shop', 'WebGUI::Content::NewsletterManager', @handlers;
         $session->config->set( 'contentHandlers', \@handlers );
     }
+
+    my @workflows = @{ $session->config->get('workflowActivities/None') };
+    if ( !grep { $_ eq 'WebGUI::Workflow::Activity::SendQueuedMailings' } @workflows ) {
+        push @workflows, 'WebGUI::Workflow::Activity::SendQueuedMailings';
+        $session->config->set( 'workflowActivities/None', \@workflows );
+    }
     
+
     print "Done.\n";
 }