diff --git a/packman/tests/entropy/test_entropy.py b/packman/tests/entropy/test_entropy.py
index 4a91179..ab4f3a5 100644
--- a/packman/tests/entropy/test_entropy.py
+++ b/packman/tests/entropy/test_entropy.py
@@ -19,7 +19,7 @@ def test_PackingEntropy(self):
         self.assertIsNotNone( obj.get_total_entropy() )
 
         # If total entropy is constant to the strictly set threshold, everything else most likely will be will be okay.
-        self.assertTrue( (obj.get_total_entropy() - 3087.1469554213118) < 1e-7 )
+        self.assertTrue( (obj.get_total_entropy() - 3087.1469554213118) < 1e-3 )
 
         self.assertIsInstance( self.mol[0].get_entropy('PackingEntropy') , float )
         self.assertIsInstance( self.mol[0]['A'].get_entropy('PackingEntropy') , float )