diff --git a/src/components/EmailEnterPage/index.tsx b/src/components/EmailEnterPage/index.tsx
index df0251e..fe933db 100644
--- a/src/components/EmailEnterPage/index.tsx
+++ b/src/components/EmailEnterPage/index.tsx
@@ -48,7 +48,13 @@ function EmailEnterPage(): JSX.Element {
         const payload = { user: { profile_attributes: { birthday } }, token }
         return api.updateUser(payload)
       })
-      .then(({ user }) => dispatch(actions.user.update(user)))
+      .then(({ user }) => {
+        // TODO: remove this when understand btoa issue
+        if (user?.profile?.sign?.sign) {
+          user.profile.sign.sign = ''
+        }
+        dispatch(actions.user.update(user))
+      })
       .then(() => navigate(routes.client.subscription()))
       .catch((error: Error) => setError(error))
       .finally(() => setIsLoading(false))