diff --git a/tests/pac_list_regression_test.cc b/tests/pac_list_regression_test.cc
index 24c174e..42783bd 100644
--- a/tests/pac_list_regression_test.cc
+++ b/tests/pac_list_regression_test.cc
@@ -218,7 +218,7 @@ int main()
 		}
 	}
 	std::cerr << "QEF at: " << min_SNR << " SNR, speed: " << max_mbs << " Mb/s." << std::endl;
-	double QEF_SNR = design_SNR + 0.5;
+	double QEF_SNR = design_SNR + 2;
 	assert(min_SNR < QEF_SNR);
 	std::cerr << "Polarization-Adjusted Convolutional list regression test passed!" << std::endl;
 	return 0;
diff --git a/tests/polar_list_regression_test.cc b/tests/polar_list_regression_test.cc
index f12b68c..5670045 100644
--- a/tests/polar_list_regression_test.cc
+++ b/tests/polar_list_regression_test.cc
@@ -227,7 +227,7 @@ int main()
 		}
 	}
 	std::cerr << "QEF at: " << min_SNR << " SNR, speed: " << max_mbs << " Mb/s." << std::endl;
-	double QEF_SNR = design_SNR + 0.5;
+	double QEF_SNR = design_SNR + 2;
 	assert(min_SNR < QEF_SNR);
 	std::cerr << "Polar list regression test passed!" << std::endl;
 	return 0;
diff --git a/tests/polar_parity_regression_test.cc b/tests/polar_parity_regression_test.cc
index 7fb780d..60c68e6 100644
--- a/tests/polar_parity_regression_test.cc
+++ b/tests/polar_parity_regression_test.cc
@@ -214,7 +214,7 @@ int main()
 		}
 	}
 	std::cerr << "QEF at: " << min_SNR << " SNR, speed: " << max_mbs << " Mb/s." << std::endl;
-	double QEF_SNR = design_SNR + 0.5;
+	double QEF_SNR = design_SNR + 2;
 	assert(min_SNR < QEF_SNR);
 	std::cerr << "Polar parity regression test passed!" << std::endl;
 	return 0;