diff --git a/tests/regression_tests/triso/results_true.dat b/tests/regression_tests/triso/results_true.dat
index 0c5186e45b..c8e6832345 100644
--- a/tests/regression_tests/triso/results_true.dat
+++ b/tests/regression_tests/triso/results_true.dat
@@ -1,2 +1,2 @@
 k-combined:
-1.701412E+00 3.180877E-02
+1.701412E+00 3.180881E-02