diff --git a/experiment.t b/experiment.t
index b7bee0d..29c0205 100644
--- a/experiment.t
+++ b/experiment.t
@@ -24,6 +24,7 @@ gameMain: GameMainDef
   dayNumber = nil
 
   showIntro () {
+    cls();
 
     experimentNumber = 10 + rand(100);
     dayNumber = rand(1000);