diff --git a/pom.xml b/pom.xml
index 88d52f16d12a41509be7a8a55e2ef90f73f97bd2..88eea58fe11e3b1fefad7dc869513174e9bdffdc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<packaging>jar</packaging>
 	<groupId>org.zbus</groupId>
 	<artifactId>zbus</artifactId>
-	<version>6.3.0-SNAPSHOT</version>
+	<version>6.2.9</version>
 	<name>zbus</name>
 	<description>lightweight MQ, RPC, PROXY</description>
 	<url>https://zbus.org</url>
diff --git a/src/main/java/org/zbus/rpc/JsonRpcCodec.java b/src/main/java/org/zbus/rpc/JsonRpcCodec.java
index 355a854edf4af510e31eca37ac0ca6b51bb2c6a9..302663d783e3ccc9312952e84e5c4002171d1b33 100644
--- a/src/main/java/org/zbus/rpc/JsonRpcCodec.java
+++ b/src/main/java/org/zbus/rpc/JsonRpcCodec.java
@@ -28,6 +28,7 @@ import java.util.Map;
 import org.zbus.net.http.Message;
 
 import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONException;
 import com.alibaba.fastjson.JSONObject;
 import com.alibaba.fastjson.serializer.JSONSerializer;
@@ -92,7 +93,11 @@ public class JsonRpcCodec implements RpcCodec {
 		
 		if(param instanceof JSON){
 			try{
-				return JSON.toJavaObject((JSON)param, targetType);
+				if(param instanceof JSONArray){
+					return JSON.parseObject(param.toString(), targetType);
+				}else{
+					return JSON.toJavaObject((JSON)param, targetType);
+				}	
 			} catch(JSONException ex1){
 				removeTypeInfo(param); //没法准确转换的，剔除类型信息再次尝试
 				try{
diff --git a/zbus-dist/zbus-6.3.0.jar b/zbus-dist/zbus-6.2.9.jar
similarity index 90%
rename from zbus-dist/zbus-6.3.0.jar
rename to zbus-dist/zbus-6.2.9.jar
index eda74a2e373f389301a8d9c1f3b6c095c286e918..857e395f59f8511fcf33731c01dbc90ee50b3e7e 100644
Binary files a/zbus-dist/zbus-6.3.0.jar and b/zbus-dist/zbus-6.2.9.jar differ