diff --git a/Configuration/AlCa/python/autoCond.py b/Configuration/AlCa/python/autoCond.py
index 8af15a1fcf048..03218dccc5d21 100644
--- a/Configuration/AlCa/python/autoCond.py
+++ b/Configuration/AlCa/python/autoCond.py
@@ -31,16 +31,20 @@
     'run2_data_relval'             : '122X_dataRun2_relval_v1',
     # GlobalTag for Run2 HI data
     'run2_data_promptlike_hi'      : '122X_dataRun2_PromptLike_HI_v1',
-    # GlobalTag for Run3 HLT: it points to the online GT
-    'run3_hlt'                     : '122X_dataRun3_HLT_v4',
     # GlobalTag with fixed snapshot time for Run2 HLT RelVals: customizations to run with fixed L1 Menu
     'run2_hlt_relval'              : '122X_dataRun2_HLT_relval_v1',
-    # GlobalTag for Run3 data relvals (express GT)
-    'run3_data_express'            : '122X_dataRun3_Express_v3',
-    # GlobalTag for Run3 data relvals
-    'run3_data_prompt'             : '122X_dataRun3_Prompt_v3',
+    # GlobalTag for Run3 HLT: identical to the online GT (122X_dataRun3_HLT_v4) but with snapshot at 2022-04-12 15:15:00
+    'run3_hlt'                     : '122X_dataRun3_HLT_frozen_v1',
+    # GlobalTag with fixed snapshot time for Run3 HLT RelVals: customizations to run with fixed L1 Menu
+    'run3_hlt_relval'              : '122X_dataRun3_HLT_relval_v2',
+    # GlobalTag for Run3 data relvals (express GT) - identical to 122X_dataRun3_Express_v3 but with snapshot at 2022-04-12 15:15:00
+    'run3_data_express'            : '122X_dataRun3_Express_frozen_v1',
+    # GlobalTag for Run3 data relvals (prompt GT) - identical to 122X_dataRun3_Prompt_v3 but with snapshot at 2022-04-12 15:15:00
+    'run3_data_prompt'             : '122X_dataRun3_Prompt_frozen_v1',
     # GlobalTag for Run3 offline data reprocessing
     'run3_data'                    : '122X_dataRun3_v3',
+    # GlobalTag for Run3 data relvals: allows customization to run with fixed L1 menu
+    'run3_data_relval'             : '122X_dataRun3_relval_v2',
     # GlobalTag for MC production with perfectly aligned and calibrated detector for Phase1 2017 (and 0,0,~0-centred beamspot)
     'phase1_2017_design'           : '122X_mc2017_design_v1',
     # GlobalTag for MC production with realistic conditions for Phase1 2017 detector
diff --git a/Configuration/HLT/python/autoCondHLT.py b/Configuration/HLT/python/autoCondHLT.py
index 3a02420e3b1ac..ff0ff086edc8f 100644
--- a/Configuration/HLT/python/autoCondHLT.py
+++ b/Configuration/HLT/python/autoCondHLT.py
@@ -43,21 +43,21 @@
     'run2_hlt_Fake'          : ('run2_hlt_relval'         ,l1Menus['Fake']),
     'run2_hlt_Fake1'         : ('run2_hlt_relval'         ,l1Menus['Fake1']),
     'run2_hlt_Fake2'         : ('run2_hlt_relval'         ,l1Menus['Fake2']),
-    'run3_hlt_FULL'          : ('run3_hlt'                ,l1Menus['FULL']),
-    'run3_hlt_GRun'          : ('run3_hlt'                ,l1Menus['GRun']),
-    'run3_hlt_HIon'          : ('run3_hlt'                ,l1Menus['HIon']),
-    'run3_hlt_PIon'          : ('run3_hlt'                ,l1Menus['PIon']),
-    'run3_hlt_PRef'          : ('run3_hlt'                ,l1Menus['PRef']),
+    'run3_hlt_FULL'          : ('run3_hlt_relval'         ,l1Menus['FULL']),
+    'run3_hlt_GRun'          : ('run3_hlt_relval'         ,l1Menus['GRun']),
+    'run3_hlt_HIon'          : ('run3_hlt_relval'         ,l1Menus['HIon']),
+    'run3_hlt_PIon'          : ('run3_hlt_relval'         ,l1Menus['PIon']),
+    'run3_hlt_PRef'          : ('run3_hlt_relval'         ,l1Menus['PRef']),
 
     'run1_data_Fake'         : ('run1_data'               ,l1Menus['Fake']),
     'run2_data_Fake'         : ('run2_data_relval'        ,l1Menus['Fake']),
     'run2_data_Fake1'        : ('run2_data_relval'        ,l1Menus['Fake1']),
     'run2_data_Fake2'        : ('run2_data_relval'        ,l1Menus['Fake2']),
-    'run3_data_FULL'         : ('run3_data_prompt'        ,l1Menus['FULL']),
-    'run3_data_GRun'         : ('run3_data_prompt'        ,l1Menus['GRun']),
-    'run3_data_HIon'         : ('run3_data_prompt'        ,l1Menus['HIon']),
-    'run3_data_PIon'         : ('run3_data_prompt'        ,l1Menus['PIon']),
-    'run3_data_PRef'         : ('run3_data_prompt'        ,l1Menus['PRef']),
+    'run3_data_FULL'         : ('run3_data_relval'        ,l1Menus['FULL']),
+    'run3_data_GRun'         : ('run3_data_relval'        ,l1Menus['GRun']),
+    'run3_data_HIon'         : ('run3_data_relval'        ,l1Menus['HIon']),
+    'run3_data_PIon'         : ('run3_data_relval'        ,l1Menus['PIon']),
+    'run3_data_PRef'         : ('run3_data_relval'        ,l1Menus['PRef']),
 
 }