diff --git a/views/bootstrap/class.Calendar.php b/views/bootstrap/class.Calendar.php
index c0be2b256..42d2a7b60 100644
--- a/views/bootstrap/class.Calendar.php
+++ b/views/bootstrap/class.Calendar.php
@@ -112,7 +112,7 @@ class SeedDMS_View_Calendar extends SeedDMS_Bootstrap_Style {
   <?php echo createHiddenFieldWithKey('removeevent'); ?>
 	<input type="hidden" name="eventid" value="<?php echo intval($event["id"]); ?>">
 	<p><?php printMLText("confirm_rm_event", array ("name" => htmlspecialchars($event["name"])));?></p>
-	<button class="btn" type="submit"><i class="fa fa-remove"></i> <?php printMLText("delete");?></button>
+	<button class="btn btn-danger" type="submit"><i class="fa fa-remove"></i> <?php printMLText("delete");?></button>
 </form>
 <?php
 			$this->contentContainerEnd();