diff --git a/testdata/scad/3D/features/transform-tests.scad b/testdata/scad/3D/features/transform-tests.scad
index 0c922c78ff..95a1c58959 100644
--- a/testdata/scad/3D/features/transform-tests.scad
+++ b/testdata/scad/3D/features/transform-tests.scad
@@ -15,3 +15,8 @@ multmatrix([[1,0.4,0.1,-25],
             [0.4,0.8,0,-25],
             [0.2,0.2,0.5,0],
             [0,0,0,1]]) mycyl();
+translate([-25,-40,0])
+  multmatrix([[1,0,0,0],
+              [0,1,0,0],
+              [0,0,1,0],
+              [0,0,0,2]]) mycyl();
diff --git a/tests/regression/cgalpngtest/transform-tests-expected.png b/tests/regression/cgalpngtest/transform-tests-expected.png
index ee8b6e5bbb..145eebae3a 100644
Binary files a/tests/regression/cgalpngtest/transform-tests-expected.png and b/tests/regression/cgalpngtest/transform-tests-expected.png differ
diff --git a/tests/regression/dumptest/transform-tests-expected.csg b/tests/regression/dumptest/transform-tests-expected.csg
index 8b3d86a48b..399fe73514 100644
--- a/tests/regression/dumptest/transform-tests-expected.csg
+++ b/tests/regression/dumptest/transform-tests-expected.csg
@@ -42,4 +42,11 @@ group() {
 			cylinder($fn = 0, $fa = 12, $fs = 2, h = 20, r1 = 10, r2 = 0, center = false);
 		}
 	}
+	multmatrix([[1, 0, 0, -25], [0, 1, 0, -40], [0, 0, 1, 0], [0, 0, 0, 1]]) {
+		multmatrix([[0.5, 0, 0, 0], [0, 0.5, 0, 0], [0, 0, 0.5, 0], [0, 0, 0, 1]]) {
+			group() {
+				cylinder($fn = 0, $fa = 12, $fs = 2, h = 20, r1 = 10, r2 = 0, center = false);
+			}
+		}
+	}
 }
diff --git a/tests/regression/opencsgtest/transform-tests-expected.png b/tests/regression/opencsgtest/transform-tests-expected.png
index 52f4330495..55d7a44d26 100644
Binary files a/tests/regression/opencsgtest/transform-tests-expected.png and b/tests/regression/opencsgtest/transform-tests-expected.png differ
diff --git a/tests/regression/throwntogethertest/transform-tests-expected.png b/tests/regression/throwntogethertest/transform-tests-expected.png
index 52f4330495..55d7a44d26 100644
Binary files a/tests/regression/throwntogethertest/transform-tests-expected.png and b/tests/regression/throwntogethertest/transform-tests-expected.png differ