diff --git a/ng2-components/ng2-activiti-tasklist/src/components/comment-list.component.css b/ng2-components/ng2-activiti-tasklist/src/components/comment-list.component.css
index 42209b5135..98ecccf1d7 100644
--- a/ng2-components/ng2-activiti-tasklist/src/components/comment-list.component.css
+++ b/ng2-components/ng2-activiti-tasklist/src/components/comment-list.component.css
@@ -55,10 +55,10 @@ adf-datatable >>> table thead {
 }
 
 adf-datatable >>> table {
-    border: none;
+    border: none !important;
 }
 
 adf-datatable >>> table tbody td {
     padding: 0px!important;
-    border-top: none;
+    border-top: none !important;
 }
diff --git a/ng2-components/ng2-activiti-tasklist/src/components/task-details.component.css b/ng2-components/ng2-activiti-tasklist/src/components/task-details.component.css
index 9ed5ae7394..196e53c99f 100644
--- a/ng2-components/ng2-activiti-tasklist/src/components/task-details.component.css
+++ b/ng2-components/ng2-activiti-tasklist/src/components/task-details.component.css
@@ -38,3 +38,7 @@
     transform: translate(0, -50%);
     width: 40%;
 }
+
+adf-comments >>> adf-comment-list {
+    max-height: 400px;
+}
\ No newline at end of file