diff --git a/app/assets/js/components/Work/Tabs/Preservation/S3ObjectPicker.jsx b/app/assets/js/components/Work/Tabs/Preservation/S3ObjectPicker.jsx
index dc1d94c80..641960a7b 100644
--- a/app/assets/js/components/Work/Tabs/Preservation/S3ObjectPicker.jsx
+++ b/app/assets/js/components/Work/Tabs/Preservation/S3ObjectPicker.jsx
@@ -47,7 +47,7 @@ const S3ObjectPicker = ({
       case ChonkyActions.ChangeSelection.id:
         if (
           action.payload.selection.size == 0 &&
-          files.find(({ id }) => selectedFile == id)
+          files?.find(({ id }) => selectedFile == id)
         ) {
           fileBrowserRef.current.setFileSelection(new Set([selectedFile]));
           return;