diff --git a/Projects/AthAnalysis/build_externals.sh b/Projects/AthAnalysis/build_externals.sh
index 8f8b0aa8b631278dd4c183ad3401eec302316e23..001cfdc6ab406a52d48093d8799199b1659f71bc 100755
--- a/Projects/AthAnalysis/build_externals.sh
+++ b/Projects/AthAnalysis/build_externals.sh
@@ -12,7 +12,7 @@ ATLAS_BUILDTYPE="RelWithDebInfo"
 ATLAS_EXTRA_CMAKE_ARGS=(-DLCG_VERSION_NUMBER=106
                         -DLCG_VERSION_POSTFIX="a_ATLAS_3"
                         -DATLAS_ONNXRUNTIME_USE_CUDA=FALSE
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r0.000/Gaudi-v39r0.000.tar.gz;URL_MD5;d6a88e827d52286bed248f7e4fba6b33")
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r1.000/Gaudi-v39r1.000.tar.gz;URL_MD5;3a828a85be911694086c20fba5c2d7b3")
 ATLAS_EXTRA_MAKE_ARGS=()
 
 # Let "the common script" do all the heavy lifting.
diff --git a/Projects/AthGeneration/build_externals.sh b/Projects/AthGeneration/build_externals.sh
index 43f42aa23cf259b1e9ec9dba9b611a23056829d3..d73f62141efe44fc9864633a3dbb7f098cb72622 100755
--- a/Projects/AthGeneration/build_externals.sh
+++ b/Projects/AthGeneration/build_externals.sh
@@ -11,7 +11,7 @@ ATLAS_EXT_PROJECT_NAME="AthGenerationExternals"
 ATLAS_BUILDTYPE="RelWithDebInfo"
 ATLAS_EXTRA_CMAKE_ARGS=(-DLCG_VERSION_NUMBER=106
                         -DLCG_VERSION_POSTFIX="a_ATLAS_3"
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r0.000/Gaudi-v39r0.000.tar.gz;URL_MD5;d6a88e827d52286bed248f7e4fba6b33"
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r1.000/Gaudi-v39r1.000.tar.gz;URL_MD5;3a828a85be911694086c20fba5c2d7b3"
                         -DATLAS_GEOMODEL_SOURCE="URL;https://gitlab.cern.ch/GeoModelDev/GeoModel/-/archive/6.6.0/GeoModel-6.6.0.tar.bz2;URL_MD5;66c32047090b20afb75cd5befefce78a")
 ATLAS_EXTRA_MAKE_ARGS=()
 
diff --git a/Projects/AthSimulation/build_externals.sh b/Projects/AthSimulation/build_externals.sh
index 5a27b4b0332cd399b043745921133316ef8f717b..de2b51ec78c54bd4c0fbcea16696e1c526000436 100755
--- a/Projects/AthSimulation/build_externals.sh
+++ b/Projects/AthSimulation/build_externals.sh
@@ -11,7 +11,7 @@ ATLAS_EXT_PROJECT_NAME="AthSimulationExternals"
 ATLAS_BUILDTYPE="RelWithDebInfo"
 ATLAS_EXTRA_CMAKE_ARGS=(-DLCG_VERSION_NUMBER=106
                         -DLCG_VERSION_POSTFIX="a_ATLAS_3"
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r0.000/Gaudi-v39r0.000.tar.gz;URL_MD5;d6a88e827d52286bed248f7e4fba6b33"
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r1.000/Gaudi-v39r1.000.tar.gz;URL_MD5;3a828a85be911694086c20fba5c2d7b3"
                         -DATLAS_GEOMODEL_SOURCE="URL;https://gitlab.cern.ch/GeoModelDev/GeoModel/-/archive/6.6.0/GeoModel-6.6.0.tar.bz2;URL_MD5;66c32047090b20afb75cd5befefce78a"
                         -DATLAS_GEANT4_USE_LTO=TRUE
                         -DATLAS_VECGEOM_USE_LTO=TRUE)
diff --git a/Projects/Athena/build_externals.sh b/Projects/Athena/build_externals.sh
index 9453f4f7eedd21f990bdd850fb95bf0c4340256b..d7c36d56f091c0ed992c89731ce5fb95c073d247 100755
--- a/Projects/Athena/build_externals.sh
+++ b/Projects/Athena/build_externals.sh
@@ -11,7 +11,7 @@ ATLAS_EXT_PROJECT_NAME="AthenaExternals"
 ATLAS_BUILDTYPE="RelWithDebInfo"
 ATLAS_EXTRA_CMAKE_ARGS=(-DLCG_VERSION_NUMBER=106
                         -DLCG_VERSION_POSTFIX="a_ATLAS_3"
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r0.000/Gaudi-v39r0.000.tar.gz;URL_MD5;d6a88e827d52286bed248f7e4fba6b33"
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v39r1.000/Gaudi-v39r1.000.tar.gz;URL_MD5;3a828a85be911694086c20fba5c2d7b3"
                         -DATLAS_ACTS_SOURCE="URL;https://github.com/acts-project/acts/archive/refs/tags/v37.3.0.tar.gz;URL_HASH;SHA256=7062f00392c02ec073d0a94cf2b3598011288a5d93bf143fc59d927d8329f98e"
                         -DATLAS_GEOMODEL_SOURCE="URL;https://gitlab.cern.ch/GeoModelDev/GeoModel/-/archive/6.6.0/GeoModel-6.6.0.tar.bz2;URL_MD5;66c32047090b20afb75cd5befefce78a"
                         -DATLAS_VECMEM_SOURCE="URL;http://cern.ch/atlas-software-dist-eos/externals/vecmem/v1.5.0.tar.gz;https://github.com/acts-project/vecmem/archive/refs/tags/v1.5.0.tar.gz;URL_MD5;3cc5a3bb14b93f611513535173a6be28"