diff --git a/src/config/env.ts b/src/config/env.ts
index 68eba10b..33442a67 100644
--- a/src/config/env.ts
+++ b/src/config/env.ts
@@ -43,7 +43,7 @@ export const SoundFileOptions = [
 ]
 export const APP_VERSION = {
   key: 'type-words-app-version',
-  version: 1
+  version: 2
 }
 export const SAVE_DICT_KEY = {
   key: 'typing-word-dict',