diff --git a/hutool-core/src/main/java/org/dromara/hutool/core/data/id/UUID.java b/hutool-core/src/main/java/org/dromara/hutool/core/data/id/UUID.java
index 6047f3318..e798e14e1 100644
--- a/hutool-core/src/main/java/org/dromara/hutool/core/data/id/UUID.java
+++ b/hutool-core/src/main/java/org/dromara/hutool/core/data/id/UUID.java
@@ -73,7 +73,7 @@ import java.util.concurrent.atomic.AtomicLong;
  *
  * @since 4.1.11
  */
-public class UUID implements java.io.Serializable, Comparable<UUID> {
+public final class UUID implements java.io.Serializable, Comparable<UUID> {
 	private static final long serialVersionUID = -1185015143654744140L;
 
 	/**
diff --git a/hutool-core/src/main/java/org/dromara/hutool/core/date/DateUtil.java b/hutool-core/src/main/java/org/dromara/hutool/core/date/DateUtil.java
index ce0387b6b..d6a89331b 100644
--- a/hutool-core/src/main/java/org/dromara/hutool/core/date/DateUtil.java
+++ b/hutool-core/src/main/java/org/dromara/hutool/core/date/DateUtil.java
@@ -46,7 +46,7 @@ import java.util.stream.Collectors;
  * 日期时间工具类
  *
  * @author Looly
- * @see TimeUtil java8日志工具类
+ * @see TimeUtil java8日期工具类
  * @see DateFormatPool 日期常用格式工具类
  */
 public class DateUtil {
diff --git a/hutool-core/src/main/java/org/dromara/hutool/core/math/Money.java b/hutool-core/src/main/java/org/dromara/hutool/core/math/Money.java
index e5a4d1f06..528f714d6 100644
--- a/hutool-core/src/main/java/org/dromara/hutool/core/math/Money.java
+++ b/hutool-core/src/main/java/org/dromara/hutool/core/math/Money.java
@@ -742,7 +742,7 @@ public class Money implements Serializable, Comparable<Money> {
 		final Money lowResult = newMoneyWithSameCurrency(cent / targets);
 		final Money highResult = newMoneyWithSameCurrency(lowResult.cent + 1);
 
-		final int remainder = (int) cent % targets;
+		final int remainder = (int) (cent % targets);
 
 		for (int i = 0; i < remainder; i++) {
 			results[i] = highResult;
diff --git a/hutool-json/src/main/java/org/dromara/hutool/json/jwt/JWT.java b/hutool-json/src/main/java/org/dromara/hutool/json/jwt/JWT.java
index e4d7c1b53..a30e88a82 100644
--- a/hutool-json/src/main/java/org/dromara/hutool/json/jwt/JWT.java
+++ b/hutool-json/src/main/java/org/dromara/hutool/json/jwt/JWT.java
@@ -48,7 +48,7 @@ import java.util.Map;
  * </ul>
  *
  * <p>
- * 详细介绍见；<a href="https://www.jianshu.com/p/576dbf44b2ae">https://www.jianshu.com/p/576dbf44b2ae</a>
+ * 详细介绍见：<a href="https://www.jianshu.com/p/576dbf44b2ae">https://www.jianshu.com/p/576dbf44b2ae</a>
  * </p>
  *
  * @author Looly