diff --git a/examples/FCCee/flavour/Bd2MuMu/analysis_stage1.py b/examples/FCCee/flavour/Bd2MuMu/analysis_stage1.py
index 1ea9e6d057..e029e5bf10 100644
--- a/examples/FCCee/flavour/Bd2MuMu/analysis_stage1.py
+++ b/examples/FCCee/flavour/Bd2MuMu/analysis_stage1.py
@@ -1,4 +1,4 @@
-Mandatory: List of processes
+#Mandatory: List of processes
 processList = {
     'p8_ee_Zbb_ecm91_EvtGen_Bd2MuMu':{},
     'p8_ee_Zbb_ecm91':{'fraction':0.1}