diff --git a/packages/plugin-ext/src/main/browser/notebooks/renderers/cell-output-webview.tsx b/packages/plugin-ext/src/main/browser/notebooks/renderers/cell-output-webview.tsx
index 24bbd23602d43..0da11712ae279 100644
--- a/packages/plugin-ext/src/main/browser/notebooks/renderers/cell-output-webview.tsx
+++ b/packages/plugin-ext/src/main/browser/notebooks/renderers/cell-output-webview.tsx
@@ -243,7 +243,7 @@ export class CellOutputWebviewImpl implements CellOutputWebview, Disposable {
     protected element?: HTMLDivElement; // React.createRef<HTMLDivElement>();
 
     protected webviewWidget: WebviewWidget;
-    protected webiviewWidgetInitialized = new Deferred();
+    protected webviewWidgetInitialized = new Deferred();
 
     protected toDispose = new DisposableCollection();