1 files changed, 7 insertions, 0 deletions
diff --git a/tests/tstunt/debchange b/tests/tstunt/debchange
index de324e9..e5ec4d8 100755
--- a/tests/tstunt/debchange
+++ b/tests/tstunt/debchange
@@ -4,6 +4,13 @@ set -e
 spec=$(date --rfc-3339=seconds -d @"${GIT_AUTHOR_DATE% *}")
 spec=${spec%+*}
 
+# The nonsense with TZ is to work around #907264
+tz_set=${TZ+set}
+if ! test "$tz_set"; then tz_undef=-u; fi
+
 set -x
+
+env TZ=UTC \
 faketime -f "$spec" \
+env $tz_undef TZ${tz_set:+=}"$TZ" \
 "${DGIT_TEST_REAL_DEBCHANGE-debchange}" "$@"