diff --git a/tests/SE/regtest/TEST_FILES b/tests/SE/regtest/TEST_FILES
index 478e4c505e..b981399f74 100644
--- a/tests/SE/regtest/TEST_FILES
+++ b/tests/SE/regtest/TEST_FILES
@@ -27,7 +27,7 @@ c2h4_rm1.inp       3
 h2op_2.inp                        3     2e-10
 h2po4.inp                         3     1e-11
 geom.inp           3
-b2h6_pm6.inp                      3     0e+00
+b2h6_pm6.inp                      3     3e-15
 ch2o_pm6.inp       3
 hcn_pm6.inp                       3     1e-09
 # MNDOd (non-d element)