diff --git a/pysipfenn/tests/test_KS2022_randomSolution.py b/pysipfenn/tests/test_KS2022_randomSolution.py
index 02d0543..45ac2a5 100644
--- a/pysipfenn/tests/test_KS2022_randomSolution.py
+++ b/pysipfenn/tests/test_KS2022_randomSolution.py
@@ -37,8 +37,8 @@ def test_results(self):
                 self.descriptorMeanList,
                 self.labels):
             with self.subTest(msg=f'{label} in BCC alloy'):
-                self.assertGreaterEqual(testValue, (0.98*descriptorMean)-descriptorRange)
-                self.assertLessEqual(testValue, (1.02*descriptorMean)+descriptorRange)
+                self.assertGreaterEqual(testValue, (0.98*descriptorMean)-descriptorRange-1e-6)
+                self.assertLessEqual(testValue, (1.02*descriptorMean)+descriptorRange+1e-6)
 
         for field in ['diffHistory', 'propHistory', 'finalAtomsN', 'finalCompositionDistance']:
             with self.subTest(msg=f'{field} present in meta'):