diff --git a/tests/QS/regtest-pao-5/TEST_FILES b/tests/QS/regtest-pao-5/TEST_FILES
index 32778da4e3..fcd513cfa2 100644
--- a/tests/QS/regtest-pao-5/TEST_FILES
+++ b/tests/QS/regtest-pao-5/TEST_FILES
@@ -1,3 +1,3 @@
-2H2O_equivar_ML.inp                                   11      1e-11             -34.467980282273217
+2H2O_equivar_ML.inp                                   11      5e-10             -34.467980282273217
 
 #EOF