diff --git a/src/csg/tests/levelset/transform.t.cpp b/src/csg/tests/levelset/transform.t.cpp
index 0123c6cd6d88134aab75f1444c5fb352a153b8e4..14617503343e194f1d2082adf863f2dbd1b83a40 100644
--- a/src/csg/tests/levelset/transform.t.cpp
+++ b/src/csg/tests/levelset/transform.t.cpp
@@ -208,7 +208,7 @@ TEST_CASE("Skewed with shear y along z", "[Levelset Transform]") {
                        .height = height,
                        .center = false};
 
-  auto my_mat = csg::Mulmatrix3D({{1, 0, 0}}, {{0, 1, 0.7}}, {{0, 0, 1}});
+  auto my_mat = csg::Mulmatrix3D({{1, 0, 0}}, {{0, 1, skew_yz}}, {{0, 0, 1}});
   my_mat.translation = {0, 0, 0};
   my_mat.group.objs.push_back(my_cyl);