diff --git a/Runtime/Code/SDK/GuruSDK.Analytics.cs b/Runtime/Code/SDK/GuruSDK.Analytics.cs
index 3be005a..d30f5e0 100644
--- a/Runtime/Code/SDK/GuruSDK.Analytics.cs
+++ b/Runtime/Code/SDK/GuruSDK.Analytics.cs
@@ -252,12 +252,12 @@ namespace Guru
             if (Model.IsNoAds) SetBuyNoAds(true); // 设置用户已经购买了去广告
         }
 
-        private static HashSet<string> _userPropertyExistKeys = new HashSet<string>(50);
+        private static HashSet<string> _userPropertyExistKeys = new HashSet<string>();
 
         private static void RecordUserPropertyKey(string key)
         {
             if(_userPropertyExistKeys == null)
-                _userPropertyExistKeys = new HashSet<string>(50);
+                _userPropertyExistKeys = new HashSet<string>();
             
             if(!HasUserPropertyKey(key)) _userPropertyExistKeys.Add(key);
         }