unify mktemp definitions to use --tmpdir if appropriate

1 files changed, 1 insertions, 1 deletions

diff --git a/bin/harvest-commit-times b/bin/harvest-commit-times
index 91c96ba..1f8c2e0 100755
--- a/bin/harvest-commit-times
+++ b/bin/harvest-commit-times
@@ -58,7 +58,7 @@ if ! verbose_flock ${block_flag} 9; then
   exit
 fi
 
-tmp_file=$(mktemp "tmp.harvest-commit-times.XXXXXXXXXX")
+tmp_file=$(mktemp 'tmp.harvest-commit-times.XXXXXXXXXX' --tmpdir)
 trap 'rm "${tmp_file}"' EXIT
 
 # shellcheck disable=SC2016