diff --git a/viz/curses/t.c b/viz/curses/t.c
index 551db8b..7e21c0a 100644
--- a/viz/curses/t.c
+++ b/viz/curses/t.c
@@ -25,7 +25,7 @@ for (loop=0; loop<nbl; loop++) {
 	for (idx=0; idx<4; idx++) {
 
 		hpos = 5 * (idx+1);
-
+		value = drand48();
 		sprintf(ligne, "%6.3f", value);
 		mvwaddstr(stdscr, hpos, 2, ligne);