diff --git a/imkey-core/ikc-wallet/coin-cosmos/src/transaction.rs b/imkey-core/ikc-wallet/coin-cosmos/src/transaction.rs
index 5e975e3f..7f49af0e 100644
--- a/imkey-core/ikc-wallet/coin-cosmos/src/transaction.rs
+++ b/imkey-core/ikc-wallet/coin-cosmos/src/transaction.rs
@@ -7,6 +7,7 @@ use ikc_common::utility::{hex_to_bytes, secp256k1_sign, sha256_hash};
 use ikc_device::device_binding::KEY_MANAGER;
 use ikc_transport::message::{send_apdu, send_apdu_timeout};
 use secp256k1::{self, ecdsa::Signature as SecpSignature};
+use ikc_common::path::check_path_validity;
 
 #[derive(Debug)]
 pub struct CosmosTransaction {
@@ -19,6 +20,7 @@ pub struct CosmosTransaction {
 
 impl CosmosTransaction {
     pub fn sign(self) -> Result<CosmosTxOutput> {
+        check_path_validity(&self.path).unwrap();
         let sign_hash = sha256_hash(hex_to_bytes(&self.sign_data)?.as_slice());
         let mut sign_pack = "0120".to_string();
         sign_pack.push_str(&sign_hash.to_hex());
@@ -56,7 +58,7 @@ impl CosmosTransaction {
             ApduCheck::check_response(&response)?;
         }
 
-        let sign_apdu = CosmosApdu::sign_digest(constants::COSMOS_PATH);
+        let sign_apdu = CosmosApdu::sign_digest(&self.path);
 
         let sign_result = send_apdu(sign_apdu)?;
         ApduCheck::check_response(&sign_result)?;