diff --git a/flutter/lib/common/widgets/overlay.dart b/flutter/lib/common/widgets/overlay.dart
index f2f3b8fb0..45fa46195 100644
--- a/flutter/lib/common/widgets/overlay.dart
+++ b/flutter/lib/common/widgets/overlay.dart
@@ -400,7 +400,8 @@ void initState() {
             Container(
               width: _width,
               height: _height,
-            child: widget.builder(context),
+              decoration: BoxDecoration(border: Border.all(color: MyTheme.border)),
+              child: widget.builder(context),
               ),
             ),
           ),