diff --git a/include/Nazara/Graphics/Sprite.inl b/include/Nazara/Graphics/Sprite.inl
index 636d13766..9d954a090 100644
--- a/include/Nazara/Graphics/Sprite.inl
+++ b/include/Nazara/Graphics/Sprite.inl
@@ -89,7 +89,7 @@ namespace Nz
 
 	inline void Sprite::UpdateVertices()
 	{
-		Boxf aabb;
+		Boxf aabb(-1.f, -1.f, -1.f);
 
 		VertexStruct_XYZ_Color_UV* vertices = m_vertices.data();
 
@@ -105,7 +105,10 @@ namespace Nz
 			vertices->position = Vector3f(m_size * cornerExtent[UnderlyingCast(corner)], 0.f) - m_origin;
 			vertices->uv = m_textureCoords.GetCorner(corner);
 
-			aabb.Set(vertices->position);
+			if (aabb.IsValid())
+				aabb.ExtendTo(vertices->position);
+			else
+				aabb.Set(vertices->position);
 
 			vertices++;
 		}