diff --git a/devices/prigo_omega.properties b/devices/prigo_omega.properties
index 605d2df..e99f5c8 100644
--- a/devices/prigo_omega.properties
+++ b/devices/prigo_omega.properties
@@ -1,6 +1,6 @@
-#Fri Nov 20 17:01:10 CET 2015
-maxValue=0.0
-minValue=0.0
+#Fri Nov 20 17:02:03 CET 2015
+maxValue=-1000.0
+minValue=1000.0
 offset=0.0
 precision=3
 resolution=NaN