diff --git a/devices/prigo_z.properties b/devices/prigo_z.properties
index 31c4c23..638b487 100644
--- a/devices/prigo_z.properties
+++ b/devices/prigo_z.properties
@@ -1,6 +1,6 @@
-#Mon Nov 23 09:34:54 CET 2015
-maxValue=-5.0
-minValue=5.0
+#Mon Nov 23 09:36:30 CET 2015
+maxValue=5.0
+minValue=-5.0
 offset=0.0
 precision=3
 resolution=NaN