diff --git a/devices/collimatorX.properties b/devices/collimatorX.properties
index 565bd6b..7bfdd1f 100644
--- a/devices/collimatorX.properties
+++ b/devices/collimatorX.properties
@@ -1,4 +1,4 @@
-#Tue Aug 18 11:28:14 CEST 2015
+#Tue Aug 18 11:29:13 CEST 2015
 accessType=ReadWrite
 defaultSpeed=1.0
 estbilizationDelay=0
@@ -10,6 +10,6 @@ minSpeed=0.1
 minValue=-1.5
 offset=0.0
 precision=4
-resolution=0.001
+resolution=5.0E-4
 scale=1.0
 unit=mm