diff --git a/CHANGELOG.md b/CHANGELOG.md
index 067a1c8..ceb0748 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# [1.4.0](https://github.com/analyticsjs/git-commit-analytics/compare/v1.3.1...v1.4.0) (2022-07-13)
+
+
+### Features
+
+* filter duplicate messages when generate report ([206f3db](https://github.com/analyticsjs/git-commit-analytics/commit/206f3dbc00739d0d4adfaa6c99b2047fa479ab1a))
+
 ## [1.3.1](https://github.com/analyticsjs/git-commit-analytics/compare/v1.3.0...v1.3.1) (2022-07-11)
 
 
diff --git a/Git_Commit_Analytics_mac.zip b/Git_Commit_Analytics_mac.zip
index 42361f4..af625d4 100644
Binary files a/Git_Commit_Analytics_mac.zip and b/Git_Commit_Analytics_mac.zip differ
diff --git a/Git_Commit_Analytics_win.zip b/Git_Commit_Analytics_win.zip
index 0f5cfcc..50fdf5a 100644
Binary files a/Git_Commit_Analytics_win.zip and b/Git_Commit_Analytics_win.zip differ
diff --git a/README.md b/README.md
index 396c8bb..837f080 100644
--- a/README.md
+++ b/README.md
@@ -71,7 +71,7 @@ key|type|description
 :-:|:-:|:--
 lang|string|Set program default language, support `en` (English) and `zh` (Simplified Chinese).<br>设置软件的默认语言，支持 `en` （英语）和 `zh` （简体中文）。
 authors|string[]|Filter the author name of commits, support multiple author names, for you may have different names in different repos.<br>筛选 commit 的作者名称，支持多个作者名称，用于你在不同的仓库可能有不同的名字。
-dateRange|[string, string]|Fill in [start date, end date], support the legal time format, and count from the start date `00:00:00` to the end date `23:59:59`.<br>填写 [开始日期， 结束日期] ， 支持合法的时间格式，会从开始日期的 `00:00:00` 统计到截止日期的 `23:59:59` 。
+dateRange|[string, string]|Fill in [start date, end date], support the legal time format, and count from the start date `00:00:00` to the end date `23:59:59`(If not configured, the default day to run the program).<br>填写 [开始日期， 结束日期] ， 支持合法的时间格式，会从开始日期的 `00:00:00` 统计到截止日期的 `23:59:59` （如果不配置则默认运行程序的当天）。
 repos|string[]|The Git repo folder on your computer, need to be switched to the branch you want to count.<br>你电脑里的 Git 仓库文件夹，需要提前切换到你要统计的分支。
 format|{ [key: string]: string }|Format your folder name as the project name.<br>格式化你的文件夹名称为项目名。
 includes|string[]|The commit message prefix to be included in the statistics.<br>要纳入统计的 commit message 前缀。
diff --git a/src/index.js b/src/index.js
index 48aee73..5207427 100644
--- a/src/index.js
+++ b/src/index.js
@@ -79,7 +79,7 @@ function start() {
       logs.forEach((log) => allLogs.push(`${repoName}|||${log}`))
     })
 
-    // Deduplicate
+    // Deduplicate Logs
     const uniqueLogs = [...new Set(allLogs)]
 
     // Get target data
@@ -95,7 +95,13 @@ function start() {
 
     // Classify
     targetList.forEach((item) => {
-      const { repo, type } = item
+      const { repo, type, msg } = item
+
+      // Filter duplicate messages
+      const msgs = result[repo][type].map((i) => i.msg)
+      if (msgs.includes(msg)) return
+
+      // Add log record
       result[repo][type].push(item)
     })
 
diff --git a/src/libs/saveReport.js b/src/libs/saveReport.js
index 1d44c01..77e0f8d 100644
--- a/src/libs/saveReport.js
+++ b/src/libs/saveReport.js
@@ -40,19 +40,19 @@ module.exports = function ({ result, isEN }) {
           list.forEach((item, index) => {
             const { repo, category, msg } = item
 
-            // Repo name as h2
+            // Repo name as `<h2 />`
             if (!titles.includes(repo)) {
               appendFileSync(reportFile, `## ${repo}\n\n`)
               titles.push(repo)
             }
 
-            // Category as h3
+            // Category as `<h3 />`
             if (!categories.includes(category)) {
               appendFileSync(reportFile, `### ${category}\n`)
               categories.push(category)
             }
 
-            // Commit message as list item
+            // Commit message as `<li />`
             appendFileSync(reportFile, `${index + 1}. ${msg}\n`)
 
             if (index === list.length - 1) {