diff --git a/doric-js/index.d.ts b/doric-js/index.d.ts
index 21c5a696..ad8a3ee6 100644
--- a/doric-js/index.d.ts
+++ b/doric-js/index.d.ts
@@ -1255,13 +1255,13 @@ declare module "doric" {
 		hintTextColor?: Color;
 		multiline?: boolean;
 		textAlignment?: Gravity;
-		onTextChange?: (text: string) => void;
+		onTextChange?: (text?: string) => void;
 		onFocusChange?: (focused: boolean) => void;
 		maxLength?: number;
 		password?: boolean;
 		editable?: boolean;
 		returnKeyType?: ReturnKeyType;
-		onSubmitEditing?: (text: string) => void;
+		onSubmitEditing?: (text?: string) => void;
 		enableHorizontalScrollBar?: boolean;
 		enableVerticalScrollBar?: boolean;
 		/**
diff --git a/doric-js/lib/src/widget/input.d.ts b/doric-js/lib/src/widget/input.d.ts
index 20aa2cb1..1bbaf84a 100644
--- a/doric-js/lib/src/widget/input.d.ts
+++ b/doric-js/lib/src/widget/input.d.ts
@@ -21,13 +21,13 @@ export declare class Input extends View {
     hintTextColor?: Color;
     multiline?: boolean;
     textAlignment?: Gravity;
-    onTextChange?: (text: string) => void;
+    onTextChange?: (text?: string) => void;
     onFocusChange?: (focused: boolean) => void;
     maxLength?: number;
     password?: boolean;
     editable?: boolean;
     returnKeyType?: ReturnKeyType;
-    onSubmitEditing?: (text: string) => void;
+    onSubmitEditing?: (text?: string) => void;
     enableHorizontalScrollBar?: boolean;
     enableVerticalScrollBar?: boolean;
     /**
diff --git a/doric-js/src/widget/input.ts b/doric-js/src/widget/input.ts
index 7c6c90ce..55815758 100644
--- a/doric-js/src/widget/input.ts
+++ b/doric-js/src/widget/input.ts
@@ -61,7 +61,7 @@ export class Input extends View {
     textAlignment?: Gravity
 
     @Property
-    onTextChange?: (text: string) => void
+    onTextChange?: (text?: string) => void
 
     @Property
     onFocusChange?: (focused: boolean) => void
@@ -79,7 +79,7 @@ export class Input extends View {
     returnKeyType?: ReturnKeyType
 
     @Property
-    onSubmitEditing?: (text: string) => void
+    onSubmitEditing?: (text?: string) => void
 
     @Property
     enableHorizontalScrollBar?: boolean