diff --git a/test/rmgpy/data/transportTest.py b/test/rmgpy/data/transportTest.py
index 9e3b9f71bfc..45d78555960 100644
--- a/test/rmgpy/data/transportTest.py
+++ b/test/rmgpy/data/transportTest.py
@@ -151,9 +151,9 @@ def test_joback(self):
             [
                 "acetone",
                 "CC(=O)C",
-                Length(5.36421, "angstroms"),
+                Length(5.32979, "angstroms"),
                 Energy(3.20446, "kJ/mol"),
-                "Epsilon & sigma estimated with Tc=500.53 K, Pc=47.11 bar (from Joback method)",
+                "Epsilon & sigma estimated with Tc=500.53 K, Pc=48.02 bar (from Joback method)",
             ],
             [
                 "cyclopenta-1,2-diene",