diff --git a/Projects/AthAnalysis/build_externals.sh b/Projects/AthAnalysis/build_externals.sh
index 4a557b7d2c49688ed2101fe371e45c9890892294..20b10faa4ae69d1cbde51bbcc7396b88f914de8f 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=104
                         -DLCG_VERSION_POSTFIX="d_ATLAS_9"
                         -DATLAS_ONNXRUNTIME_USE_CUDA=FALSE
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.000/Gaudi-v38r0.000.tar.gz;URL_MD5;af374562de2c29151881f49b4d8b49cf")
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.001/Gaudi-v38r0.001.tar.gz;URL_MD5;36f071bb81c0a85331c047107f829537")
 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 2923ec97c0dfd1b17d0f2a91275c33aa27953719..c96afe7cf66adac611f52be34be3ef672d7aa853 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=104
                         -DLCG_VERSION_POSTFIX="d_ATLAS_9"
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.000/Gaudi-v38r0.000.tar.gz;URL_MD5;af374562de2c29151881f49b4d8b49cf"
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.001/Gaudi-v38r0.001.tar.gz;URL_MD5;36f071bb81c0a85331c047107f829537"
                         -DATLAS_GEOMODEL_SOURCE="URL;https://gitlab.cern.ch/GeoModelDev/GeoModel/-/archive/5.3.0/GeoModel-5.3.0.tar.bz2;URL_MD5;69c41f2c12ada4d953b6452454f92a04"
 			-DATLAS_GEOMODEL_PATCH=""
 			-DATLAS_GEOMODEL_FORCEDOWNLOAD_MESSAGE="Forcing_the_re-download_of_GeoModel_(2024.01.27.)")
diff --git a/Projects/AthSimulation/build_externals.sh b/Projects/AthSimulation/build_externals.sh
index 07adc639a0e1c1485037d833fc27079573898acf..f1922057e6a5ec50d8a7b30267b7dc2f31c773db 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=104
                         -DLCG_VERSION_POSTFIX="d_ATLAS_9"
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.000/Gaudi-v38r0.000.tar.gz;URL_MD5;af374562de2c29151881f49b4d8b49cf"
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.001/Gaudi-v38r0.001.tar.gz;URL_MD5;36f071bb81c0a85331c047107f829537"
                         -DATLAS_GEOMODEL_SOURCE="URL;https://gitlab.cern.ch/GeoModelDev/GeoModel/-/archive/5.3.0/GeoModel-5.3.0.tar.bz2;URL_MD5;69c41f2c12ada4d953b6452454f92a04"
 			-DATLAS_GEOMODEL_PATCH=""
 			-DATLAS_GEOMODEL_FORCEDOWNLOAD_MESSAGE="Forcing_the_re-download_of_GeoModel_(2024.01.27.)")
diff --git a/Projects/Athena/build_externals.sh b/Projects/Athena/build_externals.sh
index 188808eeec48f7796f8a35e6c1a9202fdfd98b25..6f01e938d8525a0699a07c7fe0a3c7393350b8c2 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=104
                         -DLCG_VERSION_POSTFIX="d_ATLAS_9"
-                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.000/Gaudi-v38r0.000.tar.gz;URL_MD5;af374562de2c29151881f49b4d8b49cf"
+                        -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r0.001/Gaudi-v38r0.001.tar.gz;URL_MD5;36f071bb81c0a85331c047107f829537"
                         -DATLAS_ACTS_SOURCE="URL;https://github.com/acts-project/acts/archive/refs/tags/v33.0.0.tar.gz;URL_HASH;SHA256=7fa226e59890d0693311fba3119fd4806458850c8741dc7970d50e0cfabb5889"
                         -DATLAS_GEOMODEL_SOURCE="URL;https://gitlab.cern.ch/GeoModelDev/GeoModel/-/archive/5.3.0/GeoModel-5.3.0.tar.bz2;URL_MD5;69c41f2c12ada4d953b6452454f92a04"
 			-DATLAS_GEOMODEL_PATCH=""