diff --git a/DQMOffline/L1Trigger/python/L1TTauEfficiency_cfi.py b/DQMOffline/L1Trigger/python/L1TTauEfficiency_cfi.py
index 97a10e17b499e..bcc0317d13db0 100644
--- a/DQMOffline/L1Trigger/python/L1TTauEfficiency_cfi.py
+++ b/DQMOffline/L1Trigger/python/L1TTauEfficiency_cfi.py
@@ -33,5 +33,5 @@
 )
 
 l1tTauEmuEfficiency = l1tTauEfficiency.clone(
-    subDirs= ('L1TEMU/L1TObjects/L1TTau/L1TriggerVsReco',)
+    subDirs= ['L1TEMU/L1TObjects/L1TTau/L1TriggerVsReco']
 )