diff --git a/test/sumfact/poisson/sliced.mini b/test/sumfact/poisson/sliced.mini
new file mode 100644
index 0000000000000000000000000000000000000000..208869cabad20e6b88a53fa17f1d5c6ae6c98cbe
--- /dev/null
+++ b/test/sumfact/poisson/sliced.mini
@@ -0,0 +1,20 @@
+__name = sumfact_poisson_dg_3d_sliced
+
+cells = 8 8 8
+extension = 1. 1. 1.
+
+[wrapper.vtkcompare]
+name = {__name}
+extension = vtu
+
+[formcompiler]
+sumfact = 1
+exact_solution_expression = g
+compare_l2errorsquared = 1e-5
+vectorize_quad = 0
+vectorize_grads = 0
+vectorize_slice = 1
+quadrature_order = 6
+
+[formcompiler.ufl_variants]
+degree = 3