diff --git a/test/ideal/sideal-test.jl b/test/ideal/sideal-test.jl
index f2387e336..c500708bb 100644
--- a/test/ideal/sideal-test.jl
+++ b/test/ideal/sideal-test.jl
@@ -715,4 +715,5 @@ end
    @test gens(reduce(a, b, complete_reduction=true))[1] == y^3
    q2,r2,u2 = divrem2(a, b)
    @test Singular.Matrix(a)*Singular.Matrix(u2) == Singular.Matrix(b)*Singular.Matrix(q2)+Singular.Matrix(r2)
+   @test r2 == reduce(a, b)
 end