diff --git a/Configuration/Eras/python/Era_Run3_2023_FastSim_cff.py b/Configuration/Eras/python/Era_Run3_2023_FastSim_cff.py
new file mode 100644
index 0000000000000..620e986f2c303
--- /dev/null
+++ b/Configuration/Eras/python/Era_Run3_2023_FastSim_cff.py
@@ -0,0 +1,6 @@
+import FWCore.ParameterSet.Config as cms
+
+from Configuration.Eras.Era_Run3_2023_cff import Run3_2023
+from Configuration.Eras.Modifier_run3_GEM_cff import run3_GEM
+
+Run3_2023_FastSim = Run3_2023.copyAndExclude([run3_GEM])
diff --git a/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py b/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
index 563ef130f2423..189aad1df5b8e 100644
--- a/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
+++ b/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
@@ -2422,7 +2422,7 @@ def condition(self, fragment, stepList, key, hasHarvest):
         'Geom' : 'DB:Extended',
         'GT' : 'auto:phase1_2023_realistic',
         'HLTmenu': '@relval2023',
-        'Era' : 'Run3_FastSim',
+        'Era' : 'Run3_2023_FastSim',
         'BeamSpot': 'Realistic25ns13p6TeVEarly2023Collision',
         'ScenToRun' : ['Gen','FastSimRun3','HARVESTFastRun3'],
     },
diff --git a/Configuration/StandardSequences/python/Eras.py b/Configuration/StandardSequences/python/Eras.py
index 837d5f1d1acc2..d79f590b093dc 100644
--- a/Configuration/StandardSequences/python/Eras.py
+++ b/Configuration/StandardSequences/python/Eras.py
@@ -41,6 +41,7 @@ def __init__(self):
                  'Run3_dd4hep',
                  'Run3_DDD',
                  'Run3_FastSim',
+                 'Run3_2023_FastSim',
                  'Phase2',
                  'Phase2C9',
                  'Phase2C10',