diff --git a/frontend/src/ts/types/types.d.ts b/frontend/src/ts/types/types.d.ts
index 73c6ef9db..9097be841 100644
--- a/frontend/src/ts/types/types.d.ts
+++ b/frontend/src/ts/types/types.d.ts
@@ -23,6 +23,7 @@ declare namespace MonkeyTypes {
     leftToRight: boolean;
     noLazyMode?: boolean;
     ligatures?: boolean;
+    orderedByFrequency?: boolean;
     words: string[];
     accents: Accents;
     bcp47?: string;