diff --git a/README.md b/README.md
index 7fcecbe5af08883323e62b18735e13725e6e35df..602926b5aaf37111c4d13d6070e81ce59526548c 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ mvn package
 可以在target下找到JsonFileCompare-exec.jar
 
  ```
-java -cp LanguageFileCompare-exec.jar LanguageFileCompare /xxx/locale-zh_TW.json /xxx/locale-zh_CN.json /xxx/locale-en_US.json
+java -jar LanguageFileCompare-exec.jar /xxx/locale-zh_TW.json /xxx/locale-zh_CN.json /xxx/locale-en_US.json
 ```
 
 * 第一個參數為基準的json, 後面為要找出缺少key的目標檔案
diff --git a/pom.xml b/pom.xml
index 9a3cd8790ebc84c43cf64d6004c46d2222f496cb..3133d1ef568aadd19e5552266edac5e4a69195d2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,6 +42,11 @@
                     </execution>
                 </executions>
                 <configuration>
+                    <archive>
+                        <manifest>
+                            <mainClass>LanguageFileCompare</mainClass>
+                        </manifest>
+                    </archive>
                     <descriptorRefs>
                         <descriptorRef>jar-with-dependencies</descriptorRef>
                     </descriptorRefs>