diff --git a/plugins/auth-backend/src/providers/okta/provider.ts b/plugins/auth-backend/src/providers/okta/provider.ts
index 5ee7a1b5c0..c050f7a428 100644
--- a/plugins/auth-backend/src/providers/okta/provider.ts
+++ b/plugins/auth-backend/src/providers/okta/provider.ts
@@ -222,7 +222,7 @@ export const okta = createAuthProviderIntegration({
         const clientId = envConfig.getString('clientId');
         const clientSecret = envConfig.getString('clientSecret');
         const audience = envConfig.getString('audience');
-        const authServerId = envConfig.getString('authServerId');
+        const authServerId = envConfig.getOptionalString('authServerId');
         const customCallbackUrl = envConfig.getOptionalString('callbackUrl');
         const callbackUrl =
           customCallbackUrl ||