diff --git a/skins/base/css/organisms/RoomView.css b/skins/base/css/organisms/RoomView.css
index c4af6620..0e27cab9 100644
--- a/skins/base/css/organisms/RoomView.css
+++ b/skins/base/css/organisms/RoomView.css
@@ -51,6 +51,7 @@ limitations under the License.
     width: 150px;
     margin: 0px;
     padding: 0px;
+    overflow-y: scroll;
 }
 
 .mx_RoomView .mx_MemberList ul {