diff --git a/htdocs/index.html b/htdocs/index.html
index f0b23601..22f33bba 100644
--- a/htdocs/index.html
+++ b/htdocs/index.html
@@ -45,6 +45,10 @@
     </div>
     <div id="openwebrx-panels-container">
         <div id="openwebrx-panels-container-left">
+            <div class="openwebrx-panel" data-panel-name="client-under-devel" style="width: 245px; background-color: Red;">
+                <span style="font-size: 15pt; font-weight: bold;">Under construction</span>
+                <br />We're working on the code right now, so the application might fail.
+            </div>
             <div class="openwebrx-panel" id="openwebrx-panel-digimodes" style="display: none; width: 619px;" data-panel-name="digimodes">
                 <div id="openwebrx-digimode-canvas-container">
                     <div id="openwebrx-digimode-select-channel"></div>