diff --git a/src/gfx.cpp b/src/gfx.cpp
--- a/src/gfx.cpp
+++ b/src/gfx.cpp
@@ -1561,8 +1561,8 @@ void DrawDirtyBlocks()
 		_modal_progress_work_mutex->EndCritical();
 
 		/* Wait a while and update _realtime_tick so we are given the rights */
-		CSleep(GENWORLD_REDRAW_TIMEOUT);
-		_realtime_tick += GENWORLD_REDRAW_TIMEOUT;
+		CSleep(MODAL_PROGRESS_REDRAW_TIMEOUT);
+		_realtime_tick += MODAL_PROGRESS_REDRAW_TIMEOUT;
 		_modal_progress_paint_mutex->BeginCritical();
 		_modal_progress_work_mutex->BeginCritical();
 	}