diff --git a/server/gameserver/buff.cc b/server/gameserver/buff.cc
index b84b6915..1d930a6d 100644
--- a/server/gameserver/buff.cc
+++ b/server/gameserver/buff.cc
@@ -1275,6 +1275,11 @@ void Buff::ProcCallFunc()
             owner->GetAbility()->AddSpeedRuduce(meta->param2);
         }
         break;
+    case 3:
+        {
+            ProcIntervalRangeAddBuffFunc();
+        }
+        break;
     default:
         {
         }
@@ -1377,3 +1382,9 @@ void Buff::ProcSputteringFunc(Bullet* bullet)
     }
 
 }
+
+
+void Buff::ProcIntervalRangeAddBuffFunc()
+{
+
+}
diff --git a/server/gameserver/buff.h b/server/gameserver/buff.h
index 9b68a071..b5eecf6e 100644
--- a/server/gameserver/buff.h
+++ b/server/gameserver/buff.h
@@ -102,6 +102,7 @@ private:
     void RecoverHoldWeapons();
 
     void ProcSputteringFunc(Bullet* bullet);
+    void ProcIntervalRangeAddBuffFunc();
 
 private:
     int hold_curr_weapon_idx_ = 0;