diff --git a/src/shared/components/home/signup.tsx b/src/shared/components/home/signup.tsx
index ac31318b..94c09cd5 100644
--- a/src/shared/components/home/signup.tsx
+++ b/src/shared/components/home/signup.tsx
@@ -71,13 +71,9 @@ export class Signup extends Component<any, State> {
 
   async fetchCaptcha() {
     this.setState({ captchaRes: LOADING_REQUEST });
-    HttpService.client.setHeaders({
-      "Cache-Control": "private, no-cache",
-    });
     this.setState({
       captchaRes: await HttpService.client.getCaptcha(),
     });
-    HttpService.client.setHeaders({});
 
     this.setState(s => {
       if (s.captchaRes.state === "success") {