diff --git a/fhem/www/gplot/EnO_brightness4.gplot b/fhem/www/gplot/EnO_brightness4.gplot
index baf8273da..4997ce252 100644
--- a/fhem/www/gplot/EnO_brightness4.gplot
+++ b/fhem/www/gplot/EnO_brightness4.gplot
@@ -19,13 +19,11 @@ set xdata time
 set timefmt "%Y-%m-%d_%H:%M:%S"
 set xlabel " "
 set ytics
-set title '<L1>'
+set title '<TL>'
 set grid xtics ytics
 
 set ylabel "E/lx"
 
 #FileLog 4:brightness:0:
 
-plot \
-  "< egrep 'brightness:' <IN>"\
-     using 1:4 ls l2fill axes x1y1 title 'Brightness' with lines
+plot "<IN>" using 1:2 ls l2fill axes x1y1 title 'Brightness' with steps