diff --git a/Trigger/TriggerCommon/TriggerJobOpts/python/runHLT.py b/Trigger/TriggerCommon/TriggerJobOpts/python/runHLT.py
index d3124f4a47167432b2301e448ab3ff3ac4c13e88..b12321d8a5f0142362225c9fd7f8a4ed7e8f441d 100644
--- a/Trigger/TriggerCommon/TriggerJobOpts/python/runHLT.py
+++ b/Trigger/TriggerCommon/TriggerJobOpts/python/runHLT.py
@@ -63,7 +63,7 @@ def set_flags(flags):
    # FIXME: disable coherent prescales during development phase to allow menu with single-chain CPS groups
    flags.Trigger.disableCPS = True
    #These signatures cause a Python crash - wait for CA migration
-   flags.Trigger.disabledSignatures = ["UnconventionalTracking", "Monitor", "Cosmics"]
+   flags.Trigger.disabledSignatures = ["UnconventionalTracking"]
 
 
 def runHLTCfg(flags):