diff --git a/crypto/src/main/java/org/tron/common/crypto/cryptohash/Digest.java b/crypto/src/main/java/org/tron/common/crypto/cryptohash/Digest.java
index cb1ca99944f..62362d1d62d 100644
--- a/crypto/src/main/java/org/tron/common/crypto/cryptohash/Digest.java
+++ b/crypto/src/main/java/org/tron/common/crypto/cryptohash/Digest.java
@@ -19,7 +19,7 @@
 package org.tron.common.crypto.cryptohash;
 
 /**
- * Copyright (c) 2007-2010  Projet RNRT SAPHIR
+ * Copyright (c) 2007-2010  Project RNRT SAPHIR
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
  * associated documentation files (the "Software"), to deal in the Software without restriction,
diff --git a/crypto/src/main/java/org/tron/common/crypto/sm2/SM2Signer.java b/crypto/src/main/java/org/tron/common/crypto/sm2/SM2Signer.java
index 01a4fc0aef6..817b909de58 100644
--- a/crypto/src/main/java/org/tron/common/crypto/sm2/SM2Signer.java
+++ b/crypto/src/main/java/org/tron/common/crypto/sm2/SM2Signer.java
@@ -185,7 +185,7 @@ public boolean verifySignature(byte[] message, BigInteger r, BigInteger s,
   }
 
   /**
-   * verfify the hash signature
+   * verify the hash signature
    */
   public boolean verifyHashSignature(byte[] hash, BigInteger r, BigInteger s) {
     BigInteger n = ecParams.getN();
diff --git a/framework/src/test/java/org/tron/core/zksnark/ShieldedReceiveTest.java b/framework/src/test/java/org/tron/core/zksnark/ShieldedReceiveTest.java
index 157a7ba732f..171011fc8d3 100755
--- a/framework/src/test/java/org/tron/core/zksnark/ShieldedReceiveTest.java
+++ b/framework/src/test/java/org/tron/core/zksnark/ShieldedReceiveTest.java
@@ -317,7 +317,7 @@ public void testBroadcastBeforeAllowZksnark()
   }
 
   /*
-   * generate spendproof, dataToBeSigned, outputproof example dynamicly according to the params file
+   * generate spendproof, dataToBeSigned, outputproof example dynamically according to the params file
    */
   public String[] generateSpendAndOutputParams() throws ZksnarkException, BadItemException {
     librustzcashInitZksnarkParams();