diff --git a/perl-Date-Manip.spec b/perl-Date-Manip.spec
index 5aadfff..dfb4ca9 100644
--- a/perl-Date-Manip.spec
+++ b/perl-Date-Manip.spec
@@ -67,8 +67,8 @@ perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 NO_PERLLOCAL=1
 
 %check
 unset DATE_MANIP DATE_MANIP_DEBUG DATE_MANIP_DEBUG_ABBREVS \
-    DATE_MANIP_DEBUG_ZONES DATE_MANIP_TEST_DM5 OS MULTINET_TIMEZONE \
-    RELEASE_TESTING 'SYS$TIMEZONE_DIFFERENTIAL' 'SYS$TIMEZONE_NAME' \
+    DATE_MANIP_DEBUG_ZONES Date_Manip_RELEASE_TESTING DATE_MANIP_TEST_DM5 \
+    OS MULTINET_TIMEZONE 'SYS$TIMEZONE_DIFFERENTIAL' 'SYS$TIMEZONE_NAME' \
     'SYS$TIMEZONE_RULE' 'TCPIP$TZ' 'UCX$TZ'
 make test
 
@@ -80,6 +80,9 @@ make test
 %{_bindir}/dm_*
 
 %changelog
+* Wed Jan 03 2024 Petr Pisar <ppisar@redhat.com> - 6.93-2
+- Adapt test envinronment guard to changes in 6.93
+
 * Sun Dec 03 2023 Packit <hello@packit.dev> - 6.93-1
 - Release: v6.93 (Sullivan Beck)
 - Checkpoint: v6.93 (Sullivan Beck)