diff --git a/hutool-core/src/main/java/org/dromara/hutool/core/collection/set/package-info.java b/hutool-core/src/main/java/org/dromara/hutool/core/collection/set/package-info.java
new file mode 100755
index 000000000..efc497c2c
--- /dev/null
+++ b/hutool-core/src/main/java/org/dromara/hutool/core/collection/set/package-info.java
@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2023 looly(loolly@aliyun.com)
+ * Hutool is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *          http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+
+/**
+ * {@link java.util.Set}相关封装
+ */
+package org.dromara.hutool.core.collection.set;