diff --git a/plugins/chat/assets/stylesheets/common/chat-side-panel.scss b/plugins/chat/assets/stylesheets/common/chat-side-panel.scss
index c5c9a0e61c..2910b1d117 100644
--- a/plugins/chat/assets/stylesheets/common/chat-side-panel.scss
+++ b/plugins/chat/assets/stylesheets/common/chat-side-panel.scss
@@ -1,4 +1,5 @@
 .chat-side-panel {
+  grid-area: threads;
   display: flex;
   flex-direction: column;
   min-height: 100%;