diff --git a/libtransmission/torrent.cc b/libtransmission/torrent.cc
index 675f0ea0f..9a3c911bc 100644
--- a/libtransmission/torrent.cc
+++ b/libtransmission/torrent.cc
@@ -475,10 +475,11 @@ void torrentCallScript(tr_torrent const* tor, std::string const& script)
     auto const labels_str = buildLabelsString(tor);
     auto const trackers_str = buildTrackersString(tor);
     auto const bytes_downloaded_str = std::to_string(tor->downloadedCur + tor->downloadedPrev);
+    auto const localtime_str = fmt::format("{:%a %b %d %T %Y%n}", fmt::localtime(tr_time()));
 
     auto const env = std::map<std::string_view, std::string_view>{
         { "TR_APP_VERSION"sv, SHORT_VERSION_STRING },
-        { "TR_TIME_LOCALTIME"sv, fmt::format("{:%a %b %d %T %Y%n}", fmt::localtime(tr_time())) },
+        { "TR_TIME_LOCALTIME"sv, localtime_str },
         { "TR_TORRENT_BYTES_DOWNLOADED"sv, bytes_downloaded_str },
         { "TR_TORRENT_DIR"sv, torrent_dir.c_str() },
         { "TR_TORRENT_HASH"sv, tor->infoHashString() },