diff --git a/src/wallet/wallet_impl.rs b/src/wallet/wallet_impl.rs
index 34a09e6..9cd168a 100644
--- a/src/wallet/wallet_impl.rs
+++ b/src/wallet/wallet_impl.rs
@@ -82,9 +82,9 @@ impl Wallet {
     pub fn new(msg: &str) -> Self{
         let (secret_key, _pub_key) = generate_keypair();
         let s = hex::encode(&secret_key.serialize_secret());
-        let sk2 = "b8256097c1ff2bdd483ffb53d35203a8a7ff19547d65d97f2810732a27e80c1f";
+        // let sk2 = "b8256097c1ff2bdd483ffb53d35203a8a7ff19547d65d97f2810732a27e80c1f";
 
-        let shares_str = generate_sss_keypair(msg, &sk2);
+        let shares_str = generate_sss_keypair(msg, &s);
         // let addr: Address = public_key_address(&pub_key);
         println!("secret key: {:?}", secret_key);
         println!("{:?}", s);
@@ -219,7 +219,7 @@ impl Wallet {
         println!("recover: {:?}", secret_b.to_str_radix(16));
     }
 
-    pub fn sign<S>(&self, msg: S) -> Result<(String)>
+    pub fn sign<S>(&self, msg: S) -> Result<String>
     where
         S: AsRef<[u8]>,
     {