diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..5172429
Binary files /dev/null and b/.DS_Store differ
diff --git a/pom.xml b/pom.xml
index 7836aaa..8c17f68 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,6 +34,11 @@
     </developers>
 
     <dependencies>
+        <dependency>
+            <groupId>org.skyscreamer</groupId>
+            <artifactId>jsonassert</artifactId>
+            <version>1.5.0</version>
+        </dependency>
         <dependency>
             <groupId>com.squareup.okhttp3</groupId>
             <artifactId>okhttp</artifactId>
diff --git a/src/test/java/JsonTest.java b/src/test/java/JsonTest.java
index 6c3811b..f5d46bb 100644
--- a/src/test/java/JsonTest.java
+++ b/src/test/java/JsonTest.java
@@ -1,7 +1,8 @@
 import com.sankuai.groupmeal.base.util.JsonUtil;
 import com.sankuai.groupmeal.business.pay.PayCallbackParam;
-import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.json.JSONException;
 
 /**
  * @author zhengxiaoluo
@@ -26,6 +27,10 @@ public void payCallBackParam() {
         PayCallbackParam param1 = JsonUtil.decode2Camel(json, PayCallbackParam.class);
         String json1 = JsonUtil.encode2UnderScore(param1);
         System.out.println(json1);
-        Assert.assertTrue(json.equals(json1));
+        try {
+            JSONAssert.assertEquals(json, json1, false);
+        } catch (JSONException e) {
+            throw new IllegalArgumentException(e.getMessage());
+        }
     }
 }