diff --git a/test/test_ecc_quantumreedmuller.jl b/test/test_ecc_quantumreedmuller.jl
index 0e4dadc61..efb76918f 100644
--- a/test/test_ecc_quantumreedmuller.jl
+++ b/test/test_ecc_quantumreedmuller.jl
@@ -28,7 +28,7 @@
             @test code_n(QuantumReedMuller(m)) == 2^m - 1
             @test code_k(QuantumReedMuller(m)) == 1
             @test distance(QuantumReedMuller(m)) == 3
-            @test H == parity_checks(CSS(parity_checks_x(QuantumReedMuller(m)), parity_checks_z(QuantumReedMuller(m))))
+            @test H == stab_to_gf2(parity_checks(CSS(parity_checks_x(QuantumReedMuller(m)), parity_checks_z(QuantumReedMuller(m)))))
             # [[15,1,3]] qrm code from table 1 of https://arxiv.org/pdf/1705.0010
             qrm₁₅₁₃ = S"ZIZIZIZIZIZIZIZ
                         IZZIIZZIIZZIIZZ