diff --git a/challenge/index.ts b/challenge/index.ts
index c9649b1..4889663 100644
--- a/challenge/index.ts
+++ b/challenge/index.ts
@@ -19,9 +19,9 @@ const appClient = new HelloWorldClient(
     resolveBy: 'creatorAndName',
     findExistingUsing: indexer,
     sender: deployer,
-    creatorAddress: deployer,
+    creatorAddress: deployer.addr,
   },
-  indexer,
+  algod,
 )
 
 await appClient.create.createApplication({});