diff --git a/.env.sample b/.env.sample
index be9b382..63841c0 100644
--- a/.env.sample
+++ b/.env.sample
@@ -1,4 +1,4 @@
-RINGCENTRAL_SERVER_URL=https://platform.devtest.ringcentral.com
+RINGCENTRAL_SERVER_URL=https://platform.ringcentral.com
 RINGCENTRAL_CLIENT_ID=
 RINGCENTRAL_CLIENT_SECRET=
 RINGCENTRAL_JWT_TOKEN=
diff --git a/credentials-sample.ini b/credentials-sample.ini
index d483361..8ba35a6 100644
--- a/credentials-sample.ini
+++ b/credentials-sample.ini
@@ -4,5 +4,5 @@ EXTENSION=
 PASSWORD=try-your-sandbox-password-which-is-different-from-production-password
 APP_KEY=your-app-key
 APP_SECRET=your-app-secret-key
-SERVER=https://platform.devtest.ringcentral.com
+SERVER=https://platform.ringcentral.com
 MOBILE=