diff --git a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/Cosmic_run3_v1.py b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/Cosmic_run3_v1.py
index 7de45793b0915579365da11e30560581d57666b4..a8eba131f7f89ccf29b8721b6e8143a0d0e5d57a 100644
--- a/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/Cosmic_run3_v1.py
+++ b/Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/Cosmic_run3_v1.py
@@ -40,8 +40,9 @@ def setupMenu():
     TriggerFlags.CosmicSlice.signatures    = []
     TriggerFlags.StreamingSlice.signatures = [
 
-        ChainProp(name='HLT_noalg_idcosmic_L1TRT_EMPTY', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic','express'],groups=['RATE:SeededStreamers','BW:Other']),
-        ChainProp(name='HLT_noalg_idcosmic_L1TRT_FILLED', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic'],groups=['RATE:SeededStreamers','BW:Other']),
+        # Commented out due to ATR-21884
+        # ChainProp(name='HLT_noalg_idcosmic_L1TRT_EMPTY', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic','express'],groups=['RATE:SeededStreamers','BW:Other']),
+        # ChainProp(name='HLT_noalg_idcosmic_L1TRT_FILLED', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic'],groups=['RATE:SeededStreamers','BW:Other']),
 
         ChainProp(name='HLT_noalg_cosmicmuons_L1MU4_EMPTY', stream=['CosmicMuons','express'],groups=['RATE:Cosmic_Muon','BW:Muon']),
         ChainProp(name='HLT_noalg_cosmiccalo_L1MU11_EMPTY', stream=['CosmicMuons','express'],groups=['RATE:Cosmic_Muon','BW:Muon']),