diff --git a/Projects/AnalysisBase/externals.txt b/Projects/AnalysisBase/externals.txt
index 7dd31c244d32b1d770c10bf6772c9632c151dd92..6c0e3a2a2a484c4c96373ece2822725071aaa807 100644
--- a/Projects/AnalysisBase/externals.txt
+++ b/Projects/AnalysisBase/externals.txt
@@ -6,4 +6,4 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AnalysisBaseExternalsVersion = 2.0.49
+AnalysisBaseExternalsVersion = 2.0.50
diff --git a/Projects/AnalysisTop/externals.txt b/Projects/AnalysisTop/externals.txt
index 2d0549d9f87a7d09b4a215634bb1610a55d2c167..fc97b99c6894a668255f96fbe125dc87900fd456 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 = 2.0.49
+AnalysisBaseExternalsVersion = 2.0.50
diff --git a/Projects/AthDataQuality/externals.txt b/Projects/AthDataQuality/externals.txt
index ebc2cdaed6b011f9f4326cc02c936b53825a06fb..15fa74d11b75af88b3aac5eaf2255bbf05b1715a 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 = 2.0.49
+AtlasExternalsVersion = 2.0.50
diff --git a/Projects/AthSimulation/externals.txt b/Projects/AthSimulation/externals.txt
index cac5458cbf9d43cc1e96920ccf82a4180e867863..ceb0036f3a68b78da90d8194c5765ad9199dba22 100644
--- a/Projects/AthSimulation/externals.txt
+++ b/Projects/AthSimulation/externals.txt
@@ -6,7 +6,7 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthSimulationExternalsVersion = 2.0.49
+AthSimulationExternalsVersion = 2.0.50
 
 # The version of atlas/Gaudi to use:
 GaudiVersion = v32r2.005
diff --git a/Projects/Athena/externals.txt b/Projects/Athena/externals.txt
index 5679ce75f05a660e941347498ff524c2adda17dc..e60a55f8a3e66852f1a830330875a4d8302718fc 100644
--- a/Projects/Athena/externals.txt
+++ b/Projects/Athena/externals.txt
@@ -6,7 +6,7 @@
 # forbidden.
 
 # The version of atlas/atlasexternals to use:
-AthenaExternalsVersion = 2.0.49
+AthenaExternalsVersion = 2.0.50
 
 # The version of atlas/Gaudi to use:
 GaudiVersion = v32r2.005