diff --git a/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java b/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
index 90412c96f..7754adb9e 100644
--- a/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
@@ -1897,7 +1897,7 @@ public class DateUtil extends CalendarUtil {
 	}
 
 	/**
-	 * 俩个时间区间取差集(end -> start)
+	 * 俩个时间区间取差集(end - start)
 	 *
 	 * @param start 开始区间
 	 * @param end   结束区间