diff --git a/server/gameserver/mt/Param.cc b/server/gameserver/mt/Param.cc
index 87ed10d2..7d7c82b0 100644
--- a/server/gameserver/mt/Param.cc
+++ b/server/gameserver/mt/Param.cc
@@ -2,9 +2,7 @@
 
 #include "mt/Param.h"
 
-std::vector<mt::Param*> mt::Param::raw_list;
-std::map<long long, mt::Param*> mt::Param::id_hash;
-std::map<std::string, mt::Param*> mt::Param::name_hash;
+IMPL_TABLE(mt::Param)
 
 namespace mt
 {
diff --git a/server/gameserver/mt/Param.h b/server/gameserver/mt/Param.h
index c3aeffa7..1db656da 100644
--- a/server/gameserver/mt/Param.h
+++ b/server/gameserver/mt/Param.h
@@ -10,6 +10,7 @@ namespace mt
                      "parameter@parameter.csv",
                      "param_name")
     public:
+    static struct {
         int gas_inactive_time = 10;
         float kill_param = 0.0f;
         float rank_param = 0.0f;
@@ -83,6 +84,7 @@ namespace mt
         int inwater_oxygen_recover = 0;
 
         int revive_time = 15;
+    } s;
     };
 
 }
diff --git a/server/gameserver/mt/macro.h b/server/gameserver/mt/macro.h
index af98c405..19bc6dd6 100644
--- a/server/gameserver/mt/macro.h
+++ b/server/gameserver/mt/macro.h
@@ -38,3 +38,9 @@ DECLARE_COMMON_HEAD(classname, base, filename, key, 2)  \
      auto itr = name_hash.find(name); \
      return itr != name_hash.end() ? itr->second : nullptr; \
  };
+
+
+#define IMPL_TABLE(classname)  \
+std::vector<classname*> classname::raw_list; \
+std::map<long long, classname*> classname::id_hash; \
+std::map<std::string, classname*> classname::name_hash;