diff --git a/test/poisson/opcount_poisson_dg.ufl b/test/poisson/opcount_poisson_dg.ufl
index ed537bc936a03fb1fa21a87419d4c62f67246d4f..bc2028ed1f9e246e7216dc5f9a51c0671e440d4b 100644
--- a/test/poisson/opcount_poisson_dg.ufl
+++ b/test/poisson/opcount_poisson_dg.ufl
@@ -1,9 +1,11 @@
+dim = 2
+degree = 1
 cell = "quadrilateral"
 
 f = Expression("return -2.0*x.size();", cell=cell)
 g = Expression("return x.two_norm2();", on_intersection=True, cell=cell)
 
-V = FiniteElement("DG", cell, 1)
+V = FiniteElement("DG", cell, degree)
 
 u = TrialFunction(V)
 v = TestFunction(V)