diff --git a/server/gameserver/incubator.cc b/server/gameserver/incubator.cc
index 7944e20f..c30c6cb5 100644
--- a/server/gameserver/incubator.cc
+++ b/server/gameserver/incubator.cc
@@ -12,3 +12,7 @@ void Incubator::UnInit()
 
 }
 
+void Incubator::AddHoldHuman(Human* hum)
+{
+    hold_humans_.insert(hum);
+}
diff --git a/server/gameserver/incubator.h b/server/gameserver/incubator.h
index 95359bf3..f262c6fa 100644
--- a/server/gameserver/incubator.h
+++ b/server/gameserver/incubator.h
@@ -9,7 +9,7 @@ class Incubator
 
     void Init();
     void UnInit();
-    void AddHoldHuman(Human* num);
+    void AddHoldHuman(Human* hum);
 
 private:
     std::set<Human*> hold_humans_;