diff --git a/frappe/public/less/form.less b/frappe/public/less/form.less
index b95809fddb..b09143f5f5 100644
--- a/frappe/public/less/form.less
+++ b/frappe/public/less/form.less
@@ -363,6 +363,11 @@ h6.uppercase, .h6.uppercase {
 
 .timeline-items {
 	position: relative;
+
+	.timeline-item-content {
+		max-height: 400px;
+		overflow: auto;
+	}
 }
 
 .timeline {