diff --git a/src/lua/LuaEvents.cpp b/src/lua/LuaEvents.cpp
index ecff5816b..d2f707702 100644
--- a/src/lua/LuaEvents.cpp
+++ b/src/lua/LuaEvents.cpp
@@ -146,7 +146,6 @@ int LuaEvents::RegisterEventHook(lua_State *l, ByteString eventName)
 	return 1;
 }
 
-#include <iostream>
 int LuaEvents::UnregisterEventHook(lua_State *l, ByteString eventName)
 {
 	if (lua_isfunction(l, 2))
diff --git a/src/lua/LuaEvents.h b/src/lua/LuaEvents.h
index a5761dbc3..401e5ce7b 100644
--- a/src/lua/LuaEvents.h
+++ b/src/lua/LuaEvents.h
@@ -3,7 +3,7 @@
 
 #include "common/String.h"
 
-class lua_State;
+struct lua_State;
 class LuaScriptInterface;
 
 class Event
@@ -119,9 +119,9 @@ public:
 		close
 	};
 
-	static int RegisterEventHook(lua_State* l, ByteString eventName);
-	static int UnregisterEventHook(lua_State* l, ByteString eventName);
-	static bool HandleEvent(LuaScriptInterface * luacon_ci, Event * event, ByteString eventName);
+	static int RegisterEventHook(lua_State *l, ByteString eventName);
+	static int UnregisterEventHook(lua_State *l, ByteString eventName);
+	static bool HandleEvent(LuaScriptInterface *luacon_ci, Event *event, ByteString eventName);
 
 	static String luacon_geterror(LuaScriptInterface *luacon_ci);
 };