diff --git a/chat/src/features/chat/ChatMessage.css b/chat/src/features/chat/ChatMessage.css
index d338ad70f..2a2b33396 100644
--- a/chat/src/features/chat/ChatMessage.css
+++ b/chat/src/features/chat/ChatMessage.css
@@ -2,6 +2,7 @@
   position: relative;
   padding-right: 1.5rem;
   max-height: 300px;
+  overflow: scroll;
 }
 
 .ChatMessage__isDm {
diff --git a/files/assets/css/chat_done.css b/files/assets/css/chat_done.css
index 1b1ef80f0..a5c27d79c 100644
--- a/files/assets/css/chat_done.css
+++ b/files/assets/css/chat_done.css
@@ -160,6 +160,7 @@ lite-youtube {
   position: relative;
   padding-right: 1.5rem;
   max-height: 300px;
+  overflow: scroll;
 }
 .ChatMessage__isDm {
   background: var(--gray-800);