diff --git a/app/views/rooms/show.html.haml b/app/views/rooms/show.html.haml
index 5c7d708..09e207c 100644
--- a/app/views/rooms/show.html.haml
+++ b/app/views/rooms/show.html.haml
@@ -8,6 +8,9 @@
 
 %br
 %br
+%i.fa-solid.fa-circle-info
+%p If you see a lot of red, there might be a reason. Most likely you already reserved a desk for that date or a limitation is in effect (e.g. holidays).
+
 %table.table-bordered
   - puts @map
   - (0..@map["height"]).each do |i|