diff --git a/sim/state/ledmatrix.ts b/sim/state/ledmatrix.ts
index 5692c852..d3dabc0c 100644
--- a/sim/state/ledmatrix.ts
+++ b/sim/state/ledmatrix.ts
@@ -223,7 +223,7 @@ namespace pxsim.basic {
             clearScreen();
             pause(interval * 5);
         } else {
-            if (s.length == 1) showLeds(createImageFromString(s + " "), interval * 5)
+            if (s.length == 1) showLeds(createImageFromString(s), 0);
             else ImageMethods.scrollImage(createImageFromString(s + " "), 1, interval);
         }
     }