diff --git a/examples/js-sdk/scripts/lib/pubky.mjs b/examples/js-sdk/scripts/lib/pubky.mjs
index 3d8ec0b..79e7099 100644
--- a/examples/js-sdk/scripts/lib/pubky.mjs
+++ b/examples/js-sdk/scripts/lib/pubky.mjs
@@ -79,7 +79,7 @@ export async function signupBestEffort(signer, homeserver) {
   try {
     return await signer.signup(homeserver, null);
   } catch (error) {
-    if (isAlreadyRegisteredError(error)) return await signer.signinBlocking();
+    if (isAlreadyRegisteredError(error)) return await signer.signinCookieBlocking();
     throw error;
   }
 }
diff --git a/examples/js-sdk/scripts/start-demo-server.mjs b/examples/js-sdk/scripts/start-demo-server.mjs
index 0ac43ea..ba01d4e 100644
--- a/examples/js-sdk/scripts/start-demo-server.mjs
+++ b/examples/js-sdk/scripts/start-demo-server.mjs
@@ -103,7 +103,7 @@ async function startDemoAuth() {
     const pubky = pubkyForConfig(serviceConfig);
     const capabilities = '/pub/locks.app/:rw,/priv/locks.app/:rw';
     const authRelay = pubkyAuthRelayInboxUrl(serviceConfig.testnet.httpRelay);
-    activeDemoAuthFlow = pubky.startAuthFlow(capabilities, AuthFlowKind.signin(), authRelay);
+    activeDemoAuthFlow = pubky.startCookieAuthFlow(capabilities, AuthFlowKind.signin(), authRelay);
     activeDemoAuthUrl = activeDemoAuthFlow.authorizationUrl;
     activeDemoAuthStartedAt = new Date().toISOString();
     demoAuthPromise = activeDemoAuthFlow