fix signature

[bytom/bytom-java-sdk.git] / tx-signer / src / main / java / io / bytom / offline / api / SpendInput.java

diff --git a/tx-signer/src/main/java/io/bytom/offline/api/SpendInput.java b/tx-signer/src/main/java/io/bytom/offline/api/SpendInput.java
index f24d055..0a11c32 100644 (file)
--- a/tx-signer/src/main/java/io/bytom/offline/api/SpendInput.java
+++ b/tx-signer/src/main/java/io/bytom/offline/api/SpendInput.java
@@ -52,7 +52,7 @@ public class SpendInput extends BaseInput {
 
         byte[] privateChild;
         if (bipProtocol == BIPProtocol.BIP44) {
-            privateChild = DerivePrivateKey.bip44derivePrvKey(rootPrvKey, AccountKeySpace, change, controlProgramIndex);
+            privateChild = DerivePrivateKey.bip44derivePrvKey(rootPrvKey, getKeyIndex(), change, controlProgramIndex);
         } else {
             privateChild = DerivePrivateKey.bip32derivePrvKey(rootPrvKey, getKeyIndex(), AccountKeySpace, controlProgramIndex);
         }