diff --git a/apps/schoolCalendar/custom.html b/apps/schoolCalendar/custom.html
index d7c9aa920..a3669c4a3 100644
--- a/apps/schoolCalendar/custom.html
+++ b/apps/schoolCalendar/custom.html
@@ -508,7 +508,7 @@ draw();
         });
     
      document.getElementById("upload").addEventListener("click", function () {
-        
+        window.open("https://www.espruino.com/ide/emulator.html?code="+encodeURIComponent(getApp())+"&upload");
      }
     </script>
     <div id='calendar'></div>