diff --git a/Trigger/TrigMonitoring/TrigMETMonitoring/python/TrigMETMonitorAlgorithm.py b/Trigger/TrigMonitoring/TrigMETMonitoring/python/TrigMETMonitorAlgorithm.py
index b6b12f34db129d05445d1bc91df301ddb2cc5365..593320d39019cf9df17022412d208a2577a90cbe 100644
--- a/Trigger/TrigMonitoring/TrigMETMonitoring/python/TrigMETMonitorAlgorithm.py
+++ b/Trigger/TrigMonitoring/TrigMETMonitoring/python/TrigMETMonitorAlgorithm.py
@@ -52,7 +52,7 @@ def TrigMETMonConfig(inputFlags):
     
     ### check Run2 or Run3 MT
     mt_chains = True
-    if ( inputFlags.Trigger.EDMDecodingVersion < 3 ) :
+    if ( inputFlags.Trigger.EDMVersion < 3 ) :
       mt_chains = False
 
     ### container name selection