diff --git a/conversejs/custom/sass/_peertubetheme.scss b/conversejs/custom/sass/_peertubetheme.scss
index fa6b9acc..f700ee8b 100644
--- a/conversejs/custom/sass/_peertubetheme.scss
+++ b/conversejs/custom/sass/_peertubetheme.scss
@@ -11,4 +11,17 @@
       }
     }
   }
+
+  // Bigger occupants sidebar when width is not big enough.
+  @media screen and (max-width: 576px) {
+    .chatroom {
+      .box-flyout {
+        .chatroom-body {
+          .occupants {
+            min-width: 50%;
+          }
+        }
+      }
+    }
+  }
 }