diff --git a/static/third/bootstrap-tooltip/tooltip.css b/static/third/bootstrap-tooltip/tooltip.css
index 0889904063..6dcb5de891 100644
--- a/static/third/bootstrap-tooltip/tooltip.css
+++ b/static/third/bootstrap-tooltip/tooltip.css
@@ -173,6 +173,7 @@
 .popover.bottom .arrow:after {
   top: -1px;
   left: -11px;
+  margin-left: 0;
   border-bottom-color: rgba(0, 0, 0, 0.25);
   border-width: 0 11px 11px;
 }