diff --git a/css/fullcalendar.scss b/css/fullcalendar.scss
index 44fd0d2ee..f164e1bda 100644
--- a/css/fullcalendar.scss
+++ b/css/fullcalendar.scss
@@ -287,3 +287,7 @@
 .fc-timegrid-axis-cushion  {
 	margin-top: 44px;
 }
+// Additional workaround for Firefox
+.fc-timegrid-axis.fc-scrollgrid-shrink {
+	height: 65px;
+}