diff --git a/tests/pac_list_regression_test.cc b/tests/pac_list_regression_test.cc
index c41faf5..8fe7b56 100644
--- a/tests/pac_list_regression_test.cc
+++ b/tests/pac_list_regression_test.cc
@@ -53,7 +53,7 @@ int main()
 	int K = (1 - erasure_probability) * N;
 	double design_SNR = 10 * std::log10(-std::log(erasure_probability));
 	std::cerr << "design SNR: " << design_SNR << std::endl;
-	if (0) {
+	if (1) {
 		auto construct = new CODE::PolarSeqConst0<M>;
 		std::cerr << "sizeof(PolarSeqConst0<M>) = " << sizeof(CODE::PolarSeqConst0<M>) << std::endl;
 		double better_SNR = design_SNR + 1.59175;
diff --git a/tests/polar_list_regression_test.cc b/tests/polar_list_regression_test.cc
index 360cf42..95437c3 100644
--- a/tests/polar_list_regression_test.cc
+++ b/tests/polar_list_regression_test.cc
@@ -55,7 +55,7 @@ int main()
 	int K = (1 - erasure_probability) * N;
 	double design_SNR = 10 * std::log10(-std::log(erasure_probability));
 	std::cerr << "design SNR: " << design_SNR << std::endl;
-	if (0) {
+	if (1) {
 		auto construct = new CODE::PolarSeqConst0<M>;
 		std::cerr << "sizeof(PolarSeqConst0<M>) = " << sizeof(CODE::PolarSeqConst0<M>) << std::endl;
 		double better_SNR = design_SNR + 1.59175;
diff --git a/tests/polar_parity_regression_test.cc b/tests/polar_parity_regression_test.cc
index 6146398..e4a22a3 100644
--- a/tests/polar_parity_regression_test.cc
+++ b/tests/polar_parity_regression_test.cc
@@ -53,7 +53,7 @@ int main()
 	int K = (1 - erasure_probability) * N;
 	double design_SNR = 10 * std::log10(-std::log(erasure_probability));
 	std::cerr << "design SNR: " << design_SNR << std::endl;
-	if (0) {
+	if (1) {
 		auto construct = new CODE::PolarSeqConst0<M>;
 		std::cerr << "sizeof(PolarSeqConst0<M>) = " << sizeof(CODE::PolarSeqConst0<M>) << std::endl;
 		double better_SNR = design_SNR + 1.59175;