diff --git a/src/ts/@overflow/member/react/components/SignUp.tsx b/src/ts/@overflow/member/react/components/SignUp.tsx
index 68fff0e..81245ef 100644
--- a/src/ts/@overflow/member/react/components/SignUp.tsx
+++ b/src/ts/@overflow/member/react/components/SignUp.tsx
@@ -28,8 +28,8 @@ const options = [{ key: 'southkorea', value: '82', text: 'South Korea(82)' },
   { key: 'unitedstates', value: '1', text: 'United States(1)' }]
 
 
-export class SignUp extends React.Component<any, any> {
-  constructor(props: any, context: any) {
+export class SignUp extends React.Component<Props, State> {
+  constructor(props?: Props, context?: State) {
     super(props, context);
 
     this.state = {