diff --git a/etc/HIProdOfflineConfiguration.py b/etc/HIProdOfflineConfiguration.py
index dc53ad9fd..499534b53 100644
--- a/etc/HIProdOfflineConfiguration.py
+++ b/etc/HIProdOfflineConfiguration.py
@@ -60,8 +60,8 @@
 #  Data type
 #  Processing site (where jobs run)
 #  PhEDEx locations
-setAcquisitionEra(tier0Config, "HIRun2024B")
-setEmulationAcquisitionEra(tier0Config, "Emulation2024", repack=False)
+setAcquisitionEra(tier0Config, "HIRun2025A")
+setEmulationAcquisitionEra(tier0Config, "Emulation2025", repack=False)
 setBaseRequestPriority(tier0Config, 251000)
 setBackfill(tier0Config, None)
 setBulkDataType(tier0Config, "hidata")
@@ -101,8 +101,7 @@
 # maxRunPreviousConfig = 999999 # Last run before era change 08/09/23
 # Defaults for CMSSW version
 defaultCMSSWVersion = {
-    'default': "CMSSW_14_1_5_patch1",
-    'acqEra': {'Run2024J': "CMSSW_14_1_4_patch1"},
+    'default': "CMSSW_15_1_0_patch2",
     #'maxRun': {maxRunPreviousConfig: "CMSSW_13_2_2"}
 }
 
@@ -124,14 +123,14 @@
 alcaTestEnableScenario = "AlCaTestEnable"
 alcaLumiPixelsScenario = "AlCaLumiPixels_Run3"
 alcaPPSScenario = "AlCaPPS_Run3"
-hltScoutingScenario = "hltScoutingEra_Run3_2024"
+hltScoutingScenario = "hltScoutingEra_Run3_2025"
 ppRefScenario = "ppEra_Run3_2024_ppRef"
 
-# Heavy Ion Scenarios 2024
+# Heavy Ion Scenarios 2025
 
-hiForwardScenario = "ppEra_Run3_2024_UPC"
-hiScenario = "ppEra_Run3_pp_on_PbPb_2024"
-hiRawPrimeScenario = "ppEra_Run3_pp_on_PbPb_approxSiStripClusters_2024"
+hiForwardScenario = "ppEra_Run3_2025_UPC"
+hiScenario = "ppEra_Run3_pp_on_PbPb_2025"
+hiRawPrimeScenario = "ppEra_Run3_pp_on_PbPb_approxSiStripClusters_2025"
 
 # Defaults for processing version
 alcarawProcVersion = {
@@ -148,12 +147,13 @@
 
 # Defaults for GlobalTag
 expressGlobalTag = {
-    'default': "141X_dataRun3_Express_v3"
+    # TO BE CHECKED BEFORE THE ACTUAL HIN
+    'default': "151X_dataRun3_Express_v1"
     #'acqEra': {'Run2024B': "140X_dataRun3_Express_v2"}
     #'maxRun': {maxRunPreviousConfig: "132X_dataRun3_Express_v3"}
 }
 promptrecoGlobalTag = {
-    'default': "141X_dataRun3_Prompt_v3",
+    'default': "151X_dataRun3_Prompt_v1",
     #'acqEra': {'Run2023E': "132X_dataRun3_Prompt_v2"},
     #'maxRun': {maxRunPreviousConfig: "132X_dataRun3_Prompt_v2"}
 }
diff --git a/etc/HIReplayOfflineConfiguration.py b/etc/HIReplayOfflineConfiguration.py
index fc9920d3b..e4556e042 100644
--- a/etc/HIReplayOfflineConfiguration.py
+++ b/etc/HIReplayOfflineConfiguration.py
@@ -40,7 +40,9 @@
 # Set run number to replay
 # 374951:    HI 2023 3.8 TB
 # 387456:    Test HI 2024 with memory problems 3.1 TB
-setInjectRuns(tier0Config, [387963])
+
+# Small HIN2024B run for tests
+setInjectRuns(tier0Config, [388621])
 
 # Settings up sites
 processingSite = "T2_CH_CERN"
@@ -65,8 +67,8 @@
 #  Data type
 #  Processing site (where jobs run)
 #  PhEDEx locations
-setAcquisitionEra(tier0Config, "Tier0_HIREPLAY_2024")
-setEmulationAcquisitionEra(tier0Config, "Tier0_HIREPLAY_2024", repack=False)
+setAcquisitionEra(tier0Config, "Tier0_HIREPLAY_2025")
+setEmulationAcquisitionEra(tier0Config, "Tier0_HIREPLAY_2025", repack=False)
 setBaseRequestPriority(tier0Config, 260000)
 setBackfill(tier0Config, 1)
 setBulkDataType(tier0Config, "hidata")
@@ -90,7 +92,7 @@
 defaultRecoLockTimeout = 5 * 60
 
 # DQM Server
-setDQMUploadUrl(tier0Config, "https://cmsweb.cern.ch/dqm/dev;https://cmsweb-testbed.cern.ch/dqm/offline-test")
+setDQMUploadUrl(tier0Config, "https://cmsweb.cern.ch/dqm/dev")
 
 # PCL parameters
 setPromptCalibrationConfig(tier0Config,
@@ -109,13 +111,13 @@
 
 # Defaults for CMSSW version
 defaultCMSSWVersion = {
-    'default': "CMSSW_14_1_5_patch1"
+    'default': "CMSSW_15_1_0_patch2"
 }
 
 # Configure ScramArch
 setDefaultScramArch(tier0Config, "el8_amd64_gcc12")
-setScramArch(tier0Config, "CMSSW_13_2_5", "el8_amd64_gcc11")
-setScramArch(tier0Config, "CMSSW_13_2_6", "el8_amd64_gcc11")
+setScramArch(tier0Config, "CMSSW_15_1_0_patch2", "el8_amd64_gcc12")
+setScramArch(tier0Config, "CMSSW_15_1_0_patch2", "el8_amd64_gcc12")
 # Configure scenarios
 #ppScenario = "ppEra_Run3"
 ppScenario = "ppEra_Run3_2024_ppRef"
@@ -128,14 +130,14 @@
 alcaTestEnableScenario = "AlCaTestEnable"
 alcaLumiPixelsScenario = "AlCaLumiPixels_Run3"
 alcaPPSScenario = "AlCaPPS_Run3"
-hltScoutingScenario = "hltScoutingEra_Run3_2024"
+hltScoutingScenario = "hltScoutingEra_Run3_2025"
 ppRefScenario = "ppEra_Run3_2024_ppRef"
 
 # Heavy Ion Scenarios 2024
 
-hiForwardScenario = "ppEra_Run3_2024_UPC"
-hiScenario = "ppEra_Run3_pp_on_PbPb_2024"
-hiRawPrimeScenario = "ppEra_Run3_pp_on_PbPb_approxSiStripClusters_2024"
+hiForwardScenario = "ppEra_Run3_2025_UPC"
+hiScenario = "ppEra_Run3_pp_on_PbPb_2025"
+hiRawPrimeScenario = "ppEra_Run3_pp_on_PbPb_approxSiStripClusters_2025"
 
 
 # Procesing version number replays
@@ -146,8 +148,8 @@
 alcarawProcVersion = dt
 
 # Defaults for GlobalTag
-expressGlobalTag = "141X_dataRun3_Express_v3"
-promptrecoGlobalTag = "141X_dataRun3_Prompt_v3"
+expressGlobalTag = "151X_dataRun3_Express_HCALZDC_forT0Replay"
+promptrecoGlobalTag = "151X_dataRun3_Prompt_HCALZDC_forT0Replay"
 
 # Mandatory for CondDBv2
 globalTagConnect = "frontier://PromptProd/CMS_CONDITIONS"