diff --git a/backend/src/services/identity-ua/identity-ua-service.ts b/backend/src/services/identity-ua/identity-ua-service.ts
index fdb7acd52..37aff1b1f 100644
--- a/backend/src/services/identity-ua/identity-ua-service.ts
+++ b/backend/src/services/identity-ua/identity-ua-service.ts
@@ -64,9 +64,11 @@ export const identityUaServiceFactory = ({
       ipAddress: ip,
       trustedIps: identityUa.clientSecretTrustedIps as TIp[]
     });
+    const clientSecretPrefix = clientSecret.slice(0, 4);
     const clientSecrtInfo = await identityUaClientSecretDAL.find({
       identityUAId: identityUa.id,
-      isClientSecretRevoked: false
+      isClientSecretRevoked: false,
+      clientSecretPrefix
     });
 
     let validClientSecretInfo: (typeof clientSecrtInfo)[0] | null = null;