diff --git a/tachyon/crypto/commitments/kzg/shplonk.h b/tachyon/crypto/commitments/kzg/shplonk.h
index 93f85d97d..41950c90c 100644
--- a/tachyon/crypto/commitments/kzg/shplonk.h
+++ b/tachyon/crypto/commitments/kzg/shplonk.h
@@ -177,8 +177,8 @@ class SHPlonk final : public UnivariatePolynomialCommitmentScheme<
                   return poly;
                 }
 
-                return Poly(
-                    Coefficients({-low_degree_extensions[i].Evaluate(u)}));
+                return Poly(Coefficients(
+                    {-low_degree_extensions[i].Evaluate(u)}, true));
               });
 
           // clang-format off
diff --git a/tachyon/zk/plonk/examples/circuit_test.h b/tachyon/zk/plonk/examples/circuit_test.h
index 7911a2d75..400389893 100644
--- a/tachyon/zk/plonk/examples/circuit_test.h
+++ b/tachyon/zk/plonk/examples/circuit_test.h
@@ -97,7 +97,7 @@ class CircuitTest : public halo2::ProverTest<typename TestArguments::PCS,
     std::vector<F> coefficients = base::Map(
         poly, [](std::string_view coeff) { return *F::FromHexString(coeff); });
     return Poly(math::UnivariateDenseCoefficients<F, halo2::kMaxDegree>(
-        std::move(coefficients)));
+        std::move(coefficients), true));
   }
 
   static std::vector<Poly> CreatePolys(