diff --git a/devices/img.properties b/devices/img.properties
index f6ae0b1..2fefdfa 100644
--- a/devices/img.properties
+++ b/devices/img.properties
@@ -1,8 +1,8 @@
-#Tue Sep 06 12:12:13 CEST 2016
+#Tue Sep 06 12:14:37 CEST 2016
 colormap=Grayscale
 colormapAutomatic=false
-colormapMax=255.0
-colormapMin=0.0
+colormapMax=88.901
+colormapMin=2.511
 flipHorizontally=false
 flipVertically=false
 grayscale=false