diff --git a/libvisio.spec b/libvisio.spec
index 03cf248..a965dbd 100644
--- a/libvisio.spec
+++ b/libvisio.spec
@@ -100,6 +100,7 @@ cp -p AUTHORS COPYING.* ChangeLog %{buildroot}%{_docdir}/%{name}-devel/
 %fdupes -s %{buildroot}
 
 %check
+export TZ=CET
 make check %{?_smp_mflags}
 
 %post -n %{libname} -p /sbin/ldconfig