diff --git a/CEP/TBB/TBBdatawriter/TBBTMSSBusListener.py b/CEP/TBB/TBBdatawriter/TBBTMSSBusListener.py
index 71dfef063441f4102f460fc2c8e6ff22d7dbc858..1e37074cb5a301797e7848fea32c5dd783ee5ead 100644
--- a/CEP/TBB/TBBdatawriter/TBBTMSSBusListener.py
+++ b/CEP/TBB/TBBdatawriter/TBBTMSSBusListener.py
@@ -70,7 +70,7 @@ def addmetadata(obsid):
     global proclist
     p=get_all_parameters_new(obsid)
     project=p['Observation.Campaign.name']
-    observationID="L"+p['Observation.otdbID']
+    observationID="L"+p['Observation.tmssID']
     print('Observation ',obsid,'Start time ', p['Observation.startTime'],' Stop time: ',p['Observation.stopTime']+'\n')
     print('Adding metadata for for obs ',prevobsid,' at ',time.strftime('%Y-%m-%d %H:%M:%S')+'\n')
     if os.access(fCurrentlyDumping,os.R_OK):
@@ -103,7 +103,7 @@ def switchdatawriter(obsid):
     observer=p['Observation.Campaign.PI']
     antennaSet=p['Observation.antennaSet']
     project=p['Observation.Campaign.name']
-    observationID="L"+p['Observation.otdbID']
+    observationID="L"+p['Observation.tmssID']
     filterSelection=p['Observation.bandFilter']
     print('Observation ',obsid,'Start time ', p['Observation.startTime'],' Stop time: ',p['Observation.stopTime']+'\n')
     if len(proclist)>0:#datawriterrunning:
diff --git a/CEP/TBB/TBBdatawriter/addmetadata.py b/CEP/TBB/TBBdatawriter/addmetadata.py
index de9824311270b436f4f9da048f617e091ed1a8cf..11729c3b0363a0598dd9801f6e6ea5d03184af01 100755
--- a/CEP/TBB/TBBdatawriter/addmetadata.py
+++ b/CEP/TBB/TBBdatawriter/addmetadata.py
@@ -133,7 +133,7 @@ kwm["--projectTitle"]=p['Observation.Campaign.name']
 #  --projectPI 'Observation.Campaign.PI'
 #  --projectCoI 'Observation.Campaign.CO_I'
 kwm["--projectContact"]="a.corstanje@astro.ru.nl" # 'Observation.Campaign.contact'
-kwm["--observationID"]="L"+p['Observation.otdbID']
+kwm["--observationID"]="L"+p['Observation.tmssID']
 
 kwm["--startMJD"]=timeToMJD(p['Observation.startTime'])
 if doTAI:
diff --git a/CEP/TBB/TBBdatawriter/rundatawriter.py b/CEP/TBB/TBBdatawriter/rundatawriter.py
index 73e5818c317e2184e49f66ec221dd7be067cc091..34e45f1a71eed06017f530b9a21fad174cbeb942 100755
--- a/CEP/TBB/TBBdatawriter/rundatawriter.py
+++ b/CEP/TBB/TBBdatawriter/rundatawriter.py
@@ -44,7 +44,7 @@ while 1:
         antennaSet=p['Observation.antennaSet']
 #        project=p['Observation.ProjectName']
         project=p['Observation.Campaign.name']
-        observationID="L"+p['Observation.otdbID']
+        observationID="L"+p['Observation.tmssID']
         filterSelection=p['Observation.bandFilter']
         print('Observation ',obsid,'Start time ', p['Observation.startTime'],' Stop time: ',p['Observation.stopTime']+'\n')
         if datawriterrunning: