diff --git a/SDK/include/NDK/State.hpp b/SDK/include/NDK/State.hpp
index 613a504ab..f60cd6c4d 100644
--- a/SDK/include/NDK/State.hpp
+++ b/SDK/include/NDK/State.hpp
@@ -17,7 +17,7 @@ namespace Ndk
 	{
 		public:
 			State() = default;
-			~State() = default;
+			virtual ~State();
 
 			virtual void Enter(StateMachine& fsm) = 0;
 			virtual void Leave(StateMachine& fsm) = 0;
diff --git a/SDK/src/NDK/State.cpp b/SDK/src/NDK/State.cpp
new file mode 100644
index 000000000..e256a7f1c
--- /dev/null
+++ b/SDK/src/NDK/State.cpp
@@ -0,0 +1,10 @@
+// Copyright (C) 2016 Jérôme Leclercq
+// This file is part of the "Nazara Development Kit"
+// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
+
+#include <NDK/State.hpp>
+
+namespace Ndk
+{
+	State::~State() = default;
+}