diff --git a/dateutils.spec b/dateutils.spec
index 06e9f93..4081f6f 100644
--- a/dateutils.spec
+++ b/dateutils.spec
@@ -37,7 +37,8 @@ rm -f %{buildroot}%{_datadir}/doc/%{name}/LICENSE
 
 %check
 make check
-
+datezone --next Asia/Singapore 2014-02-22
+[[ "$(datezone --next Asia/Singapore 2014-02-22)" = "never -> never	Asia/Singapore" ]]
 
 %post
 /sbin/install-info %{_infodir}/%{name}.info %{_infodir}/dir || :
@@ -59,6 +60,9 @@ fi
 
 
 %changelog
+* Fri Aug 04 2017 Matthew Miller <mattdm@fedoraproject.org> - 0.4.1-5
+- diagnostic changes to figure out why that one test is failing
+
 * Wed Aug 02 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.1-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild