diff --git a/include/Nazara/Renderer/RenderResources.inl b/include/Nazara/Renderer/RenderResources.inl
index fd5c03eb9..3c848b2dc 100644
--- a/include/Nazara/Renderer/RenderResources.inl
+++ b/include/Nazara/Renderer/RenderResources.inl
@@ -125,7 +125,7 @@ namespace Nz
 	{
 	}
 
-	template<typename T>
+	template<std::invocable T>
 	void RenderResources::ReleasableFunctor<T>::Release()
 	{
 		m_lambda();