diff --git a/server/gameserver/mine_sweeper.ai.cc b/server/gameserver/mine_sweeper.ai.cc
index e69de29b..04ef6201 100644
--- a/server/gameserver/mine_sweeper.ai.cc
+++ b/server/gameserver/mine_sweeper.ai.cc
@@ -0,0 +1,11 @@
+#include "mine_sweeper.ai.h"
+
+MineSweeperAI::MineSweeperAI()
+{
+
+}
+
+MineSweeperAI::~MineSweeperAI()
+{
+
+}
diff --git a/server/gameserver/mine_sweeper.ai.h b/server/gameserver/mine_sweeper.ai.h
index e69de29b..af835dda 100644
--- a/server/gameserver/mine_sweeper.ai.h
+++ b/server/gameserver/mine_sweeper.ai.h
@@ -0,0 +1,12 @@
+#pragma once
+
+#include "hero.ai.h"
+
+class MineSweeperAI : public HeroAI
+{
+ public:
+
+    MineSweeperAI();
+    virtual ~MineSweeperAI() override;
+
+};
diff --git a/server/gameserver/weakptr.h b/server/gameserver/weakptr.h
index 471dd5ad..25d78e8d 100644
--- a/server/gameserver/weakptr.h
+++ b/server/gameserver/weakptr.h
@@ -1,5 +1,8 @@
 #pragma once
 
+#include <stddef.h>
+#include <a8/list.h>
+
 class Creature;
 
 class CreatureWeakPtrChunk