diff --git a/devices/tst.properties b/devices/tst.properties
index 997bc33c..f2b0a63d 100644
--- a/devices/tst.properties
+++ b/devices/tst.properties
@@ -1,5 +1,5 @@
-#Tue Mar 27 15:01:05 CEST 2018
+#Tue Mar 27 15:01:19 CEST 2018
 offset=0.0
-precision=13
+precision=5
 scale=1.0E12
 unit=A