diff --git a/Projects/AnalysisBase/externals.txt b/Projects/AnalysisBase/externals.txt
index e19b57a6e09b52f9342a3a8a7b26ae2f9361e57c..e07dd59a74e48b37286cfce3f7f887561fbfdd8c 100644
--- a/Projects/AnalysisBase/externals.txt
+++ b/Projects/AnalysisBase/externals.txt
@@ -1,4 +1,4 @@
 # Versions of the various externals to build before starting the build of
 # this project, when doing a full stack nightly build.
 
-AnalysisBaseExternalsVersion = 1.0.37
+AnalysisBaseExternalsVersion = 1.0.38
diff --git a/Projects/AnalysisTop/externals.txt b/Projects/AnalysisTop/externals.txt
index e19b57a6e09b52f9342a3a8a7b26ae2f9361e57c..e07dd59a74e48b37286cfce3f7f887561fbfdd8c 100644
--- a/Projects/AnalysisTop/externals.txt
+++ b/Projects/AnalysisTop/externals.txt
@@ -1,4 +1,4 @@
 # Versions of the various externals to build before starting the build of
 # this project, when doing a full stack nightly build.
 
-AnalysisBaseExternalsVersion = 1.0.37
+AnalysisBaseExternalsVersion = 1.0.38
diff --git a/Projects/AthAnalysis/externals.txt b/Projects/AthAnalysis/externals.txt
index 9808a84df8410143107f68ec22572afac7f9edcf..7888f43d2e5c37ae44723387ce7458dd9f1d1c81 100644
--- a/Projects/AthAnalysis/externals.txt
+++ b/Projects/AthAnalysis/externals.txt
@@ -5,5 +5,5 @@
 # an "origin/" prefix before it. For tags however this is explicitly
 # forbidden.
 
-AthAnalysisExternalsVersion = 1.0.37
+AthAnalysisExternalsVersion = 1.0.38
 GaudiVersion = v27r1.018
diff --git a/Projects/AthDataQuality/externals.txt b/Projects/AthDataQuality/externals.txt
index 623189f228a44ffb94f101f4e6da707e4044ac56..c7a5cfb664bc7f31605e891ab9ed57c0ff9738aa 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 = 1.0.37
+AtlasExternalsVersion = 1.0.38
diff --git a/Projects/AthDerivation/externals.txt b/Projects/AthDerivation/externals.txt
index a84404b4dd8decad88c576a7a80f0bf46b5ecc24..b50663ebfd7492f28ba456cda3a01ed486f91bad 100644
--- a/Projects/AthDerivation/externals.txt
+++ b/Projects/AthDerivation/externals.txt
@@ -5,5 +5,5 @@
 # an "origin/" prefix before it. For tags however this is explicitly
 # forbidden.
 
-AthDerivationExternalsVersion = 1.0.37
+AthDerivationExternalsVersion = 1.0.38
 GaudiVersion = v27r1.018
diff --git a/Projects/AthSimulation/externals.txt b/Projects/AthSimulation/externals.txt
index adfaaa9c14946fc2c15267eec8b913134d15d8d6..3057b197a02be4bfc026a7c5f35dcfc793c638a9 100644
--- a/Projects/AthSimulation/externals.txt
+++ b/Projects/AthSimulation/externals.txt
@@ -5,5 +5,5 @@
 # an "origin/" prefix before it. For tags however this is explicitly
 # forbidden.
 
-AthSimulationExternalsVersion = 1.0.37
+AthSimulationExternalsVersion = 1.0.38
 GaudiVersion = v27r1.018
diff --git a/Projects/Athena/externals.txt b/Projects/Athena/externals.txt
index 6aae0482826a30325c6e784627192ef58fc0ec9b..74fe194bccef7eaa41a427f4c99d649617e09d08 100644
--- a/Projects/Athena/externals.txt
+++ b/Projects/Athena/externals.txt
@@ -5,5 +5,5 @@
 # an "origin/" prefix before it. For tags however this is explicitly
 # forbidden.
 
-AthenaExternalsVersion = 1.0.37
+AthenaExternalsVersion = 1.0.38
 GaudiVersion = v27r1.018
diff --git a/Projects/AthenaP1/externals.txt b/Projects/AthenaP1/externals.txt
index 6aae0482826a30325c6e784627192ef58fc0ec9b..74fe194bccef7eaa41a427f4c99d649617e09d08 100644
--- a/Projects/AthenaP1/externals.txt
+++ b/Projects/AthenaP1/externals.txt
@@ -5,5 +5,5 @@
 # an "origin/" prefix before it. For tags however this is explicitly
 # forbidden.
 
-AthenaExternalsVersion = 1.0.37
+AthenaExternalsVersion = 1.0.38
 GaudiVersion = v27r1.018