diff --git a/NanoGardener/python/framework/Steps_cfg.py b/NanoGardener/python/framework/Steps_cfg.py
index 66a891425..94894cc15 100644
--- a/NanoGardener/python/framework/Steps_cfg.py
+++ b/NanoGardener/python/framework/Steps_cfg.py
@@ -2184,7 +2184,8 @@ def prepare_CombJJLNu_syst(basename, selection):
                                   'TTTo2L2Nu_PSWeights',
                                   'TTToSemiLeptonic',
                                   'TTWjets',
-                                  'TTWjets_ext1'
+                                  'TTWjets_ext1',
+                                  'TTWJetsToLNu_ext1',
                                   'TTZjets',
                                   'TTZjets_ext1',
                                   'ST_s-channel',