diff --git a/src/BTVNanoCommissioning/workflows/ctag_eWc_valid_sf.py b/src/BTVNanoCommissioning/workflows/ctag_eWc_valid_sf.py
index 966dfef8..a29ca230 100644
--- a/src/BTVNanoCommissioning/workflows/ctag_eWc_valid_sf.py
+++ b/src/BTVNanoCommissioning/workflows/ctag_eWc_valid_sf.py
@@ -164,7 +164,7 @@ def process_shift(self, events, shift_name):
         req_jets = (ak.num(event_jet.pt) >= 1) & (ak.num(event_jet.pt) <= 3)
 
         ## Soft Muon cuts
-        soft_muon = events.Muon[softmu_πmask(events, self._campaign)]
+        soft_muon = events.Muon[softmu_mask(events, self._campaign)]
         req_softmu = ak.count(soft_muon.pt, axis=1) >= 1
         mujetsel = ak.fill_none(
             (ak.all(event_jet.metric_table(soft_muon) <= 0.4, axis=2))