diff --git a/app/editor/index.tsx b/app/editor/index.tsx
index ccd78d4a3..0154691fd 100644
--- a/app/editor/index.tsx
+++ b/app/editor/index.tsx
@@ -457,11 +457,14 @@ export class Editor extends React.PureComponent<
       state: this.createState(this.props.value),
       editable: () => !this.props.readOnly,
       nodeViews: this.nodeViews,
-      dispatchTransaction(transaction) {
+      dispatchTransaction(this: EditorView, transaction) {
+        if (this.isDestroyed) {
+          return;
+        }
+
         // callback is bound to have the view instance as its this binding
-        const { state, transactions } = (
-          this.state as EditorState
-        ).applyTransaction(transaction);
+        const { state, transactions } =
+          this.state.applyTransaction(transaction);
 
         this.updateState(state);