diff --git a/SDK/include/NDK/Entity.inl b/SDK/include/NDK/Entity.inl
index 72936bee9..c3935b0bf 100644
--- a/SDK/include/NDK/Entity.inl
+++ b/SDK/include/NDK/Entity.inl
@@ -80,6 +80,11 @@ namespace Ndk
 		return HasComponent(index);
 	}
 
+	inline bool Entity::IsValid() const
+	{
+		return m_valid;
+	}
+
 	template<typename ComponentType>
 	void Entity::RemoveComponent()
 	{
diff --git a/SDK/src/NDK/Entity.cpp b/SDK/src/NDK/Entity.cpp
index df6199e62..e6bd09ce0 100644
--- a/SDK/src/NDK/Entity.cpp
+++ b/SDK/src/NDK/Entity.cpp
@@ -66,11 +66,6 @@ namespace Ndk
 		m_world->KillEntity(this);
 	}
 
-	bool Entity::IsValid() const
-	{
-		return m_valid;
-	}
-
 	void Entity::RemoveAllComponents()
 	{
 		for (unsigned int i = m_componentBits.FindFirst(); i != m_componentBits.npos; i = m_componentBits.FindNext(i))