diff --git a/views/bootstrap/class.SetRecipients.php b/views/bootstrap/class.SetRecipients.php
index cf6f9ba0d..f3083dab7 100644
--- a/views/bootstrap/class.SetRecipients.php
+++ b/views/bootstrap/class.SetRecipients.php
@@ -132,7 +132,7 @@ class SeedDMS_View_SetRecipients extends SeedDMS_Theme_Style {
 <p>
 <input type='hidden' name='documentid' value='<?php echo $document->getID() ?>'/>
 <input type='hidden' name='version' value='<?php echo $content->getVersion() ?>'/>
-<input type="submit" class="btn" value="<?php printMLText("update");?>">
+<input type="submit" class="btn btn-primary" value="<?php printMLText("update");?>">
 </p>
 </form>
 <?php