diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6b4766a2e..3e66e43b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,21 @@
+# [7.5.0](https://github.com/ng-alain/delon/compare/7.4.0...7.5.0) (2019-05-25)
+
+
+### Bug Fixes
+
+* **abc:se:** fix losing opttional icon ([#577](https://github.com/ng-alain/delon/issues/577)) ([d9033dd](https://github.com/ng-alain/delon/commit/d9033dd))
+* **form:** fix ingore trigger formChange event when call refreshSchema ([#579](https://github.com/ng-alain/delon/issues/579)) ([4f4c4f9](https://github.com/ng-alain/delon/commit/4f4c4f9))
+* **form:autocomplete:** fix verify form in typing ([#580](https://github.com/ng-alain/delon/issues/580)) ([3371168](https://github.com/ng-alain/delon/commit/3371168))
+
+
+### Features
+
+* **abc:st:** add `expandAccordion` property ([#576](https://github.com/ng-alain/delon/issues/576)) ([d3dd0e4](https://github.com/ng-alain/delon/commit/d3dd0e4))
+* **abc:sv:** add `optional` `optionalHelp` properittes ([#578](https://github.com/ng-alain/delon/issues/578)) ([8968ae4](https://github.com/ng-alain/delon/commit/8968ae4))
+* **form:** add `acl` property ([#574](https://github.com/ng-alain/delon/issues/574)) ([54ddae9](https://github.com/ng-alain/delon/commit/54ddae9))
+
+
+
 # [7.4.0](https://github.com/ng-alain/delon/compare/7.3.2...7.4.0) (2019-05-16)
 
 
diff --git a/docs/changelog.en-US.md b/docs/changelog.en-US.md
index 20bc96e2f..d9f69c11e 100644
--- a/docs/changelog.en-US.md
+++ b/docs/changelog.en-US.md
@@ -14,6 +14,25 @@ NG-ALAIN strictly follows [Semantic Versioning 2.0.0](http://semver.org/lang/zh-
 
 ---
 
+# [7.5.0](https://github.com/ng-alain/delon/compare/7.4.0...7.5.0) (2019-05-25)
+
+### Scaffold
+
+* refactor `color-less.js` ([#1100](https://github.com/ng-alain/ng-alain/pull/1100))
+
+### Bug Fixes
+
+* **abc:se:** fix losing optional icon ([#577](https://github.com/ng-alain/delon/issues/577)) ([d9033dd](https://github.com/ng-alain/delon/commit/d9033dd))
+* **form:** fix ingore trigger `formChange` event when call `refreshSchema` ([#579](https://github.com/ng-alain/delon/issues/579)) ([4f4c4f9](https://github.com/ng-alain/delon/commit/4f4c4f9))
+* **form:autocomplete:** fix verify form in typing ([#580](https://github.com/ng-alain/delon/issues/580)) ([3371168](https://github.com/ng-alain/delon/commit/3371168))
+
+### Features
+
+* **abc:st:** add `expandAccordion` property ([#576](https://github.com/ng-alain/delon/issues/576)) ([d3dd0e4](https://github.com/ng-alain/delon/commit/d3dd0e4))
+* **abc:sv:** add `optional` `optionalHelp` properittes ([#578](https://github.com/ng-alain/delon/issues/578)) ([8968ae4](https://github.com/ng-alain/delon/commit/8968ae4))
+* **form:** add `acl` property ([#574](https://github.com/ng-alain/delon/issues/574)) ([54ddae9](https://github.com/ng-alain/delon/commit/54ddae9))
+
+
 # [7.4.0](https://github.com/ng-alain/delon/compare/7.3.2...7.4.0) (2019-05-16)
 
 ### Bug Fixes
diff --git a/docs/changelog.zh-CN.md b/docs/changelog.zh-CN.md
index 6d7dec2ea..382c3bf20 100644
--- a/docs/changelog.zh-CN.md
+++ b/docs/changelog.zh-CN.md
@@ -14,6 +14,25 @@ NG-ALAIN 严格遵循 [Semantic Versioning 2.0.0](http://semver.org/lang/zh-CN/)
 
 ---
 
+# [7.5.0](https://github.com/ng-alain/delon/compare/7.4.0...7.5.0) (2019-05-25)
+
+### Scaffold
+
+* 重构 `color-less.js` ([#1100](https://github.com/ng-alain/ng-alain/pull/1100))
+
+### Bug Fixes
+
+* **abc:se:** 修复 icon 图标丢失 ([#577](https://github.com/ng-alain/delon/issues/577)) ([d9033dd](https://github.com/ng-alain/delon/commit/d9033dd))
+* **form:** 修复调用 `refreshSchema` 应忽略 `formChange` 事件触发 ([#579](https://github.com/ng-alain/delon/issues/579)) ([4f4c4f9](https://github.com/ng-alain/delon/commit/4f4c4f9))
+* **form:autocomplete:** 修复键入过程中应校验表单 ([#580](https://github.com/ng-alain/delon/issues/580)) ([3371168](https://github.com/ng-alain/delon/commit/3371168))
+
+### Features
+
+* **abc:st:** 新增展开手风琴模式 `expandAccordion` 属性 ([#576](https://github.com/ng-alain/delon/issues/576)) ([d3dd0e4](https://github.com/ng-alain/delon/commit/d3dd0e4))
+* **abc:sv:** 新增 `optional` `optionalHelp` 属性 ([#578](https://github.com/ng-alain/delon/issues/578)) ([8968ae4](https://github.com/ng-alain/delon/commit/8968ae4))
+* **form:** 新增 `acl` 权限属性 ([#574](https://github.com/ng-alain/delon/issues/574)) ([54ddae9](https://github.com/ng-alain/delon/commit/54ddae9))
+
+
 # [7.4.0](https://github.com/ng-alain/delon/compare/7.3.2...7.4.0) (2019-05-16)
 
 ### Bug Fixes
diff --git a/package.json b/package.json
index 10695bacf..1fd6416cd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "delon",
-  "version": "7.4.0",
+  "version": "7.5.0",
   "typings": "index.d.ts",
   "description": "Delon is a set of essential modules for NG-ALAIN.",
   "keywords": [