diff --git a/FarmArray.java b/FarmArray.java
index 4409f9d..a1a873e 100644
--- a/FarmArray.java
+++ b/FarmArray.java
@@ -11,7 +11,7 @@ public class FarmArray {
     public static Map<String, UUID> m_GroupNameList;
     UserInfoArray m_UserInfoArray;
     UUID ZERO_UUID = UUID.fromString("00000000-0000-0000-0000-000000000000");
-    int MAX_GROUP_NUM = 13;
+    int MAX_GROUP_NUM = 10;
 
     public FarmArray(UserInfoArray m_UIA){
         m_UserInfoArray = m_UIA;