diff --git a/src/vs/workbench/api/browser/mainThreadNotebookDocuments.ts b/src/vs/workbench/api/browser/mainThreadNotebookDocuments.ts
index c586ceacf3521..d48cc2f305b8d 100644
--- a/src/vs/workbench/api/browser/mainThreadNotebookDocuments.ts
+++ b/src/vs/workbench/api/browser/mainThreadNotebookDocuments.ts
@@ -90,6 +90,7 @@ export class MainThreadNotebookDocuments implements MainThreadNotebookDocumentsS
 							});
 							break;
 						case NotebookCellsChangeType.ChangeLanguage:
+						case NotebookCellsChangeType.ChangeCellContent:
 						case NotebookCellsChangeType.ChangeCellMetadata:
 						case NotebookCellsChangeType.ChangeCellInternalMetadata:
 							eventDto.rawEvents.push(e);