diff --git a/include/Nazara/Math/BoundingVolume.inl b/include/Nazara/Math/BoundingVolume.inl
index df966c54e..11da50295 100644
--- a/include/Nazara/Math/BoundingVolume.inl
+++ b/include/Nazara/Math/BoundingVolume.inl
@@ -158,9 +158,10 @@ NzString NzBoundingVolume<T>::ToString() const
 template<typename T>
 void NzBoundingVolume<T>::Update(const NzMatrix4<T>& transformMatrix)
 {
-	aabb.Set(obb.localBox);
-	aabb.Transform(transformMatrix);
 	obb.Update(transformMatrix);
+	aabb.Set(obb(0), obb(1));
+	for (unsigned int i = 2; i < 8; ++i)
+		aabb.ExtendTo(obb(i));
 }
 
 template<typename T>