diff --git a/cron/plot.gnu b/cron/plot.gnu
index 7135467..5c47817 100644
--- a/cron/plot.gnu
+++ b/cron/plot.gnu
@@ -4,7 +4,7 @@
 
 set xrange[0:600]
 set yrange[0:5]
-set samples 1000
+set samples 400
 #unset colorbox
 
 set multiplot layout 3,3