diff --git a/packages/dapp-kit/src/constants/certificates.ts b/packages/dapp-kit/src/constants/certificates.ts
index 3e3bdc56..7df6a26f 100644
--- a/packages/dapp-kit/src/constants/certificates.ts
+++ b/packages/dapp-kit/src/constants/certificates.ts
@@ -6,12 +6,4 @@ const DEFAULT_CONNECT_CERT_MESSAGE: Connex.Vendor.CertMessage = {
     },
 };
 
-const DEFAULT_SIGN_IN_MESSAGE: Connex.Vendor.CertMessage = {
-    purpose: 'identification',
-    payload: {
-        type: 'text',
-        content: `Sign in to: ${window.origin}`,
-    },
-};
-
-export { DEFAULT_SIGN_IN_MESSAGE, DEFAULT_CONNECT_CERT_MESSAGE };
+export { DEFAULT_CONNECT_CERT_MESSAGE };