diff --git a/python/test/noref_feature_extractor_test.py b/python/test/noref_feature_extractor_test.py
index 7085e3ee6..68949a3ca 100644
--- a/python/test/noref_feature_extractor_test.py
+++ b/python/test/noref_feature_extractor_test.py
@@ -105,7 +105,7 @@ def test_run_noref_niqe_fextractor(self):
 
         self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha23_score'], 0.8168807870370377, places=4)
         self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha13_score'], 0.6949641203703707, places=4)
-        self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha_m1_score'], 2.0924143518518536, places=4)
+        self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha_m1_score'], 2.092753472222224, places=4)
         self.assertAlmostEqual(results[0]['NIQE_noref_feature_blbr1_score'], 0.72958634325785898, places=4)
 
         self.assertAlmostEqual(results[1]['NIQE_noref_feature_alpha23_score'], 0.89566087962963026, places=4)
@@ -157,7 +157,7 @@ def test_run_noref_niqe_fextractor_with_patch_size(self):
 
         self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha23_score'], 0.8430156250000006, places=4)
         self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha13_score'], 0.71714583333333359, places=4)
-        self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha_m1_score'], 2.2195590277777795, places=4)
+        self.assertAlmostEqual(results[0]['NIQE_noref_feature_alpha_m1_score'], 2.2197725694444466, places=4)
         self.assertAlmostEqual(results[0]['NIQE_noref_feature_blbr1_score'], 0.74061215376929412, places=4)
 
         self.assertAlmostEqual(results[1]['NIQE_noref_feature_alpha23_score'], 0.9144918981481488, places=4)