diff --git a/include/Nazara/Math/Sphere.inl b/include/Nazara/Math/Sphere.inl
index 0a8d1adae..5252dbdbb 100644
--- a/include/Nazara/Math/Sphere.inl
+++ b/include/Nazara/Math/Sphere.inl
@@ -485,7 +485,7 @@ namespace Nz
 	template<typename T>
 	T Sphere<T>::SquaredDistance(const Vector3<T>& point) const
 	{
-		return Vector3f::SquaredDistance(point, GetPosition() + (point - GetPosition()).Normalize() * radius);
+		return Vector3f::SquaredDistance(GetPosition(), point) - radius * radius;
 	}
 
 	/*!