1 files changed, 1 insertions, 1 deletions
diff --git a/src/client/views/collections/CollectionSchemaView.tsx b/src/client/views/collections/CollectionSchemaView.tsx
index 5562676e9..6529074f8 100644
--- a/src/client/views/collections/CollectionSchemaView.tsx
+++ b/src/client/views/collections/CollectionSchemaView.tsx
@@ -414,7 +414,7 @@ interface CollectionSchemaPreviewProps {
     removeDocument: (document: Doc) => boolean;
     active: () => boolean;
     whenActiveChanged: (isActive: boolean) => void;
-    addDocTab: (document: Doc, dataDoc: Doc, where: string) => void;
+    addDocTab: (document: Doc, dataDoc: Doc | undefined, where: string) => void;
     setPreviewScript: (script: string) => void;
     previewScript?: string;
 }