diff --git a/types/tinymce/index.d.ts b/types/tinymce/index.d.ts
index 11196fd6e4..af74adf671 100644
--- a/types/tinymce/index.d.ts
+++ b/types/tinymce/index.d.ts
@@ -669,6 +669,8 @@ export interface UndoManager {
 
   hasUndo(): boolean;
 
+  ignore(callback: () => void): void;
+
   redo(): {};
 
   transact(callback: () => void): {};