diff --git a/Projects/AnalysisBase/externals.txt b/Projects/AnalysisBase/externals.txt
index 5effe27b30b74cc3760d185e586a5bb472666073..d300ad05a4d284515ccf3574aa868f33039ac457 100644
--- a/Projects/AnalysisBase/externals.txt
+++ b/Projects/AnalysisBase/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AnalysisBaseExternalsVersion = 2.0.63
+AnalysisBaseExternalsVersion = 2.0.64
diff --git a/Projects/AthDataQuality/externals.txt b/Projects/AthDataQuality/externals.txt
index c611f7ba17ac113b45a328606b78e385c1e831b6..bdbd63ce4faa103863b05e15d738b3d5a386e3f8 100644
--- a/Projects/AthDataQuality/externals.txt
+++ b/Projects/AthDataQuality/externals.txt
@@ -5,4 +5,4 @@
 # an "origin/" prefix before it. For tags however this is explicitly
 # forbidden.
 
-AtlasExternalsVersion = 2.0.63
+AtlasExternalsVersion = 2.0.64
diff --git a/Projects/AthGeneration/externals.txt b/Projects/AthGeneration/externals.txt
index c051d7082bd7756bff7f41c5f7559b33103b9ee5..a58d71643d9709e68ff3fdcfcc6b3feeb247102b 100644
--- a/Projects/AthGeneration/externals.txt
+++ b/Projects/AthGeneration/externals.txt
@@ -6,7 +6,7 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthGenerationExternalsVersion = 2.0.63
+AthGenerationExternalsVersion = 2.0.64
 
 # The version of atlas/Gaudi to use:
 GaudiVersion = v33r1.001
diff --git a/Projects/AthSimulation/externals.txt b/Projects/AthSimulation/externals.txt
index e812c5b9288a1489bfa3deb0af044ec8ddd1039e..0c6b2b299d53a4174d0e19b3a3aa461947a70f4a 100644
--- a/Projects/AthSimulation/externals.txt
+++ b/Projects/AthSimulation/externals.txt
@@ -6,7 +6,7 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthSimulationExternalsVersion = 2.0.63
+AthSimulationExternalsVersion = 2.0.64
 
 # The version of atlas/Gaudi to use:
 GaudiVersion = v33r1.001
diff --git a/Projects/Athena/externals.txt b/Projects/Athena/externals.txt
index 535f28ec43f6865f1baf6ae8d10c5ee8ddac2beb..7d1d60777ba281d1c60b9398469a76b3fdfb0875 100644
--- a/Projects/Athena/externals.txt
+++ b/Projects/Athena/externals.txt
@@ -6,7 +6,7 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthenaExternalsVersion = 2.0.63
+AthenaExternalsVersion = 2.0.64
 
 # The version of atlas/Gaudi to use:
 GaudiVersion = v33r1.001
diff --git a/Projects/VP1Light/externals.txt b/Projects/VP1Light/externals.txt
index 93b77e6d1eeca860947d108ddda43cbf99315901..a46e62265b39578ae6a9be2e03d54dec073bb28d 100644
--- a/Projects/VP1Light/externals.txt
+++ b/Projects/VP1Light/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-VP1LightExternalsVersion = 2.0.63
+VP1LightExternalsVersion = 2.0.64