diff --git a/Reconstruction/RecExample/RecExRecoTest/python/Jets_AODMC21.py b/Reconstruction/RecExample/RecExRecoTest/python/Jets_AODMC21.py
index 3a129a82429deefe07051c0edd680657186ab54a..094cc9e7eb251eefd135687e618498fa5664ee8b 100644
--- a/Reconstruction/RecExample/RecExRecoTest/python/Jets_AODMC21.py
+++ b/Reconstruction/RecExample/RecExRecoTest/python/Jets_AODMC21.py
@@ -10,6 +10,7 @@ if __name__=="__main__":
     # We have to set the production step, which PFFlow muon linking uses for autoconfiguration.
     from AthenaConfiguration.Enums import ProductionStep
     flags.Common.ProductionStep=ProductionStep.Derivation
+    flags.IOVDb.GlobalTag = "OFLCOND-MC21-SDR-RUN3-07"
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg