diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index d5834e2..48a576c 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,7 +1,7 @@
 [toolchain]
 # For deploy
-channel = "1.81.0"
+# channel = "1.81.0"
 # For develop and test
-# channel = "stable"
+channel = "stable"
 components = ["rustfmt"]
 targets = ["wasm32-unknown-unknown"]
diff --git a/src/lib.rs b/src/lib.rs
index df9dc6c..02d43e1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -253,7 +253,7 @@ mod tests {
     fn get_obj() {
         let (_, contract) = setup_contract();
         let obj = contract.return_obj();
-        assert_eq!(obj.greeting, "Hello");
+        assert_eq!(obj.greeting, accounts(0).to_string());
         assert_eq!(obj.number, 42);
     }
 
diff --git a/tests/test_basics.rs b/tests/test_basics.rs
index 614b2be..1dacb06 100644
--- a/tests/test_basics.rs
+++ b/tests/test_basics.rs
@@ -1,3 +1,4 @@
+use near_sdk::{AccountId, NearToken};
 use serde_json::json;
 
 #[tokio::test]
@@ -13,25 +14,30 @@ async fn test_basics_on(contract_wasm: &[u8]) -> Result<(), Box<dyn std::error::
     let contract = sandbox.dev_deploy(contract_wasm).await?;
 
     let user_account = sandbox.dev_create_account().await?;
+    let user_account_2 = sandbox.dev_create_account().await?;
 
     let outcome_initalize = user_account
         .call(contract.id(), "new")
-        .args_json(json!({"initial_greeting": "Hello"}))
+        .args_json(json!({"initial_owner": user_account.id()}))
         .transact()
         .await
         .unwrap();
     assert!(outcome_initalize.is_success());
 
     let outcome = user_account
-        .call(contract.id(), "set_greeting")
-        .args_json(json!({"greeting": "Hello World!"}))
+        .call(contract.id(), "set_owner")
+        .args_json(json!({"owner": user_account_2.id()}))
+        .deposit(NearToken::from_yoctonear(1))
         .transact()
         .await
         .unwrap();
     assert!(outcome.is_success());
 
-    let user_message_outcome = contract.view("get_greeting").args_json(json!({})).await?;
-    assert_eq!(user_message_outcome.json::<String>()?, "Hello World!");
+    let user_message_outcome = contract.view("get_owner").args_json(json!({})).await?;
+    assert_eq!(
+        &user_message_outcome.json::<AccountId>()?,
+        user_account_2.id()
+    );
 
     Ok(())
 }