diff --git a/Server/Service/BuyShopItem.cs b/Server/Service/BuyShopItem.cs
index 65776ec..dd35f9d 100644
--- a/Server/Service/BuyShopItem.cs
+++ b/Server/Service/BuyShopItem.cs
@@ -18,11 +18,11 @@ namespace Server.Service
         {
             Statics.userSQL.Update(req.user);
 
-            Dictionary<string, object> saveUser = new Dictionary<string, object>();
+            Dictionary<string, string> saveUser = new Dictionary<string, string>();
             saveUser.Add("nickname", req.user.nickname);
-            saveUser.Add("gold", req.user.gold);
-            saveUser.Add("free_cash", req.user.free_cash);
-            saveUser.Add("pay_cash", req.user.pay_cash);
+            saveUser.Add("gold", req.user.gold.ToString());
+            saveUser.Add("free_cash", req.user.free_cash.ToString());
+            saveUser.Add("pay_cash", req.user.pay_cash.ToString());
             Statics.redis.SetHash(saveUser, "UserInfo", req.uuid);
 
 
diff --git a/Server/Service/NicknameChange.cs b/Server/Service/NicknameChange.cs
index e4542fb..12d3782 100644
--- a/Server/Service/NicknameChange.cs
+++ b/Server/Service/NicknameChange.cs
@@ -12,11 +12,11 @@ namespace Server.Service
         {
             Statics.userSQL.Update(req.user);
 
-            Dictionary<string, object> saveUser = new Dictionary<string, object>();
+            Dictionary<string, string> saveUser = new Dictionary<string, string>();
             saveUser.Add("nickname", req.user.nickname);
-            saveUser.Add("gold", req.user.gold);
-            saveUser.Add("free_cash", req.user.free_cash);
-            saveUser.Add("pay_cash", req.user.pay_cash);
+            saveUser.Add("gold", req.user.gold.ToString());
+            saveUser.Add("free_cash", req.user.free_cash.ToString());
+            saveUser.Add("pay_cash", req.user.pay_cash.ToString());
             Statics.redis.SetHash(saveUser, "UserInfo", req.uuid);
         }
 
@@ -30,8 +30,8 @@ namespace Server.Service
 
             //만약 시스템 설정과 같은 닉네임이 온다면 중복 처리
             if (newNickname == defaultNick)
-            {       
-                   throw new RuntimeException("Duplicate nickname", Error.ErrorData);
+            {
+                throw new RuntimeException("Duplicate nickname", Error.ErrorData);
             }
 
             //닉네임 체크
@@ -94,4 +94,4 @@ namespace Server.Service
         public string nickname;
         public uint cash;
     }
-}
+}
\ No newline at end of file