diff --git a/t/t5000-tar-tree.sh b/t/t5000-tar-tree.sh
index 886b695..997aa9d 100755
--- a/t/t5000-tar-tree.sh
+++ b/t/t5000-tar-tree.sh
@@ -390,7 +390,7 @@
 	test_cmp expect actual
 '
 
-test_expect_success LONG_IS_64BIT 'set up repository with far-future commit' '
+test_expect_success TIME_IS_64BIT 'set up repository with far-future commit' '
 	rm -f .git/index &&
 	echo content >file &&
 	git add file &&
@@ -398,11 +398,11 @@
 		git commit -m "tempori parendum"
 '
 
-test_expect_success LONG_IS_64BIT 'generate tar with future mtime' '
+test_expect_success TIME_IS_64BIT 'generate tar with future mtime' '
 	git archive HEAD >future.tar
 '
 
-test_expect_success TAR_HUGE,LONG_IS_64BIT 'system tar can read our future mtime' '
+test_expect_success TAR_HUGE,TIME_IS_64BIT 'system tar can read our future mtime' '
 	echo 4147 >expect &&
 	tar_info future.tar | cut -d" " -f2 >actual &&
 	test_cmp expect actual