diff --git a/platform/viewer/src/App.jsx b/platform/viewer/src/App.jsx
index 9d7bb74e8..b979193bb 100644
--- a/platform/viewer/src/App.jsx
+++ b/platform/viewer/src/App.jsx
@@ -8,6 +8,7 @@ import {
   ModalProvider,
   SnackbarProvider,
   ThemeWrapper,
+  ViewportGridProvider,
 } from '@ohif/ui';
 // Viewer Project
 // TODO: Should this influence study list?