diff --git a/tutorials/javascript/23_claim_rewards/public/app.js b/tutorials/javascript/23_claim_rewards/public/app.js
index 6798ca6622c58e8044be7510fde9cda3106205f0..aeb407808aa010294ada7c823f50474b6e24189d 100755
--- a/tutorials/javascript/23_claim_rewards/public/app.js
+++ b/tutorials/javascript/23_claim_rewards/public/app.js
@@ -31,7 +31,7 @@ window.submitAcc = async () => {
 };
 
 window.submitTx = async () => {
-    const privateKey = PrivateKey.fromString(
+    const privateKey = dhive.PrivateKey.fromString(
         document.getElementById('wif').value
     );
     const op = [