diff --git a/Projects/AnalysisBase/externals.txt b/Projects/AnalysisBase/externals.txt
index 31f0fad39aecbdfabe9bd3ed6efa728e9516c9ed..e09214bb93e349a48d1c8ea191ef1ac77c7418cf 100644
--- a/Projects/AnalysisBase/externals.txt
+++ b/Projects/AnalysisBase/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AnalysisBaseExternalsVersion = 2.1.32
+AnalysisBaseExternalsVersion = 2.1.33
diff --git a/Projects/AthAnalysis/externals.txt b/Projects/AthAnalysis/externals.txt
index 18ff2978c38d488783d901c53c9b28ff49c58c3b..17179db84dcf45da1635f0f7846724f92f98d9eb 100644
--- a/Projects/AthAnalysis/externals.txt
+++ b/Projects/AthAnalysis/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthAnalysisExternalsVersion = 2.1.32
+AthAnalysisExternalsVersion = 2.1.33
diff --git a/Projects/AthGeneration/externals.txt b/Projects/AthGeneration/externals.txt
index 8321fe68c3f5cb5f1124b31e90916bb95348c292..4a07c27e672ca0582eeb58c085d0fb0ad7b12b5a 100644
--- a/Projects/AthGeneration/externals.txt
+++ b/Projects/AthGeneration/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthGenerationExternalsVersion = 2.1.32
+AthGenerationExternalsVersion = 2.1.33
diff --git a/Projects/AthSimulation/externals.txt b/Projects/AthSimulation/externals.txt
index c48729212faa3632444270f1534b355a5998274a..3cb3dbd587fa1931d18c08c5ecf9cf98270e9431 100644
--- a/Projects/AthSimulation/externals.txt
+++ b/Projects/AthSimulation/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthSimulationExternalsVersion = 2.1.32
+AthSimulationExternalsVersion = 2.1.33
diff --git a/Projects/Athena/externals.txt b/Projects/Athena/externals.txt
index 5cf59c97392a6dc512e420a4b28fcdff1380ef85..27154ff1cfb9b1d549514e2c5f34b20c408a9702 100644
--- a/Projects/Athena/externals.txt
+++ b/Projects/Athena/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthenaExternalsVersion = 2.1.32
+AthenaExternalsVersion = 2.1.33
diff --git a/Projects/DetCommon/externals.txt b/Projects/DetCommon/externals.txt
index e7c763ef34ffe489206bce6d7c62a5cddf1cb804..06d9b0feb3fcc6f245e6df8a608d3abe05014be3 100644
--- a/Projects/DetCommon/externals.txt
+++ b/Projects/DetCommon/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AtlasExternalsVersion = 2.1.32
+AtlasExternalsVersion = 2.1.33
diff --git a/Projects/VP1Light/externals.txt b/Projects/VP1Light/externals.txt
index b28704f0f994f0c0a2eeccbf5744c8da135462e6..e5dd01f4fb13cf3358d3bc9b32164465a760a11a 100644
--- a/Projects/VP1Light/externals.txt
+++ b/Projects/VP1Light/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-VP1LightExternalsVersion = 2.1.32
+VP1LightExternalsVersion = 2.1.33
diff --git a/Tools/WorkflowTestRunner/python/References.py b/Tools/WorkflowTestRunner/python/References.py
index d14196de1187aadd876db63489b9ec8d4a178a62..6ac64be43ecb3a163eff7b9acba51c9f361e1945 100644
--- a/Tools/WorkflowTestRunner/python/References.py
+++ b/Tools/WorkflowTestRunner/python/References.py
@@ -11,13 +11,13 @@
 # Format is "test" : "version"
 references_map = {
     # Simulation
-    "s3761": "v17",
-    "s4005": "v11",
-    "s4006": "v19",
-    "s4007": "v18",
+    "s3761": "v18",
+    "s4005": "v12",
+    "s4006": "v20",
+    "s4007": "v19",
     "s4008": "v1",
-    "s4454": "v1",
-    "a913": "v14",
+    "s4454": "v2",
+    "a913": "v15",
     # Digi
     "d1920": "v6",
     # Overlay