diff --git a/app/src/types/index.d.ts b/app/src/types/index.d.ts
index 31890436e..e7616d376 100644
--- a/app/src/types/index.d.ts
+++ b/app/src/types/index.d.ts
@@ -436,7 +436,6 @@ interface ISiyuan {
     emojis?: IEmoji[],
     backStack?: IBackStack[],
     mobile?: {
-        androidLastRange?: Range,
         editor?: import("../protyle").Protyle
         popEditor?: import("../protyle").Protyle
         docks?: {