diff --git a/broker/src/main/java/com/xiaoleilu/loServer/action/admin/GetGroupMembersAction.java b/broker/src/main/java/com/xiaoleilu/loServer/action/admin/GetGroupMembersAction.java
index e71c8ae5..478916a5 100755
--- a/broker/src/main/java/com/xiaoleilu/loServer/action/admin/GetGroupMembersAction.java
+++ b/broker/src/main/java/com/xiaoleilu/loServer/action/admin/GetGroupMembersAction.java
@@ -63,6 +63,7 @@ public class GetGroupMembersAction extends AdminAction {
                         pm.setAlias(member.getAlias());
                         pm.setType(member.getType());
                         pm.setExtra(member.getExtra());
+                        pm.setCreateDt(member.getCreateDt());
                         out.getMembers().add(pm);
                     }
                     result = RestResult.ok(out);
diff --git a/broker/src/main/java/com/xiaoleilu/loServer/action/robot/GetGroupMembersAction.java b/broker/src/main/java/com/xiaoleilu/loServer/action/robot/GetGroupMembersAction.java
index dddf9ea2..2fe4f6df 100755
--- a/broker/src/main/java/com/xiaoleilu/loServer/action/robot/GetGroupMembersAction.java
+++ b/broker/src/main/java/com/xiaoleilu/loServer/action/robot/GetGroupMembersAction.java
@@ -67,6 +67,7 @@ public class GetGroupMembersAction extends RobotAction {
                         pm.setAlias(member.getAlias());
                         pm.setType(member.getType());
                         pm.setExtra(member.getExtra());
+                        pm.setCreateDt(member.getCreateDt());
                         out.getMembers().add(pm);
                     }
                     if(!isInGroup) {
diff --git a/common/src/main/java/cn/wildfirechat/pojos/PojoGroupMember.java b/common/src/main/java/cn/wildfirechat/pojos/PojoGroupMember.java
index 24690c09..8eca1592 100644
--- a/common/src/main/java/cn/wildfirechat/pojos/PojoGroupMember.java
+++ b/common/src/main/java/cn/wildfirechat/pojos/PojoGroupMember.java
@@ -13,6 +13,7 @@ public class PojoGroupMember {
     String alias;
     int type;
     String extra;
+    long createDt;
 
     public String getMember_id() {
         return member_id;
@@ -45,4 +46,12 @@ public class PojoGroupMember {
     public void setExtra(String extra) {
         this.extra = extra;
     }
+
+    public long getCreateDt() {
+        return createDt;
+    }
+
+    public void setCreateDt(long createDt) {
+        this.createDt = createDt;
+    }
 }