diff --git a/MAC/Deployment/data/PVSS/data/Observation.dpdef b/MAC/Deployment/data/PVSS/data/Observation.dpdef
index d177f846026b6662da58fc373f7cf5cf2291fdd1..23463e0cf1d8107338f89f49231311817f1fac1a 100644
--- a/MAC/Deployment/data/PVSS/data/Observation.dpdef
+++ b/MAC/Deployment/data/PVSS/data/Observation.dpdef
@@ -12,6 +12,9 @@ receiverList		string
 sampleClock			int
 runState			string
 measurementSet		string
+processType		string
+processSubtype		string
+strategy		string
 
 stationList			string
 inputNodeList		string