diff --git a/src/openttd.cpp b/src/openttd.cpp
index 117a1661f1..6ab67287e9 100644
--- a/src/openttd.cpp
+++ b/src/openttd.cpp
@@ -1410,7 +1410,7 @@ void StateGameLoop()
 		CallWindowGameTickEvent();
 		NewsLoop();
 	} else {
-		if (_debug_desync_level > 2 && TimerGameCalendar::date_fract == 0 && (TimerGameCalendar::date.base() & 0x1F) == 0) {
+		if (_debug_desync_level > 2 && TimerGameEconomy::date_fract == 0 && (TimerGameEconomy::date.base() & 0x1F) == 0) {
 			/* Save the desync savegame if needed. */
 			std::string name = fmt::format("dmp_cmds_{:08x}_{:08x}.sav", _settings_game.game_creation.generation_seed, TimerGameCalendar::date);
 			SaveOrLoad(name, SLO_SAVE, DFT_GAME_FILE, AUTOSAVE_DIR, false);