diff --git a/releng/CDT.setup b/releng/CDT.setup
index 2a0db02bb9a..f259fd1673f 100644
--- a/releng/CDT.setup
+++ b/releng/CDT.setup
@@ -12,7 +12,7 @@
     xmlns:setup.targlets="http://www.eclipse.org/oomph/setup/targlets/1.0"
     xmlns:setup.workingsets="http://www.eclipse.org/oomph/setup/workingsets/1.0"
     xmlns:workingsets="http://www.eclipse.org/oomph/workingsets/1.0"
-    xsi:schemaLocation="http://www.eclipse.org/oomph/setup/git/1.0 http://git.eclipse.org/c/oomph/org.eclipse.oomph.git/plain/setups/models/Git.ecore http://www.eclipse.org/oomph/setup/jdt/1.0 http://git.eclipse.org/c/oomph/org.eclipse.oomph.git/plain/setups/models/JDT.ecore http://www.eclipse.org/oomph/setup/pde/1.0 http://git.eclipse.org/c/oomph/org.eclipse.oomph.git/plain/setups/models/PDE.ecore http://www.eclipse.org/oomph/predicates/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/Predicates.ecore http://www.eclipse.org/oomph/setup/targlets/1.0 http://git.eclipse.org/c/oomph/org.eclipse.oomph.git/plain/setups/models/SetupTarglets.ecore http://www.eclipse.org/oomph/setup/workingsets/1.0 http://git.eclipse.org/c/oomph/org.eclipse.oomph.git/plain/setups/models/SetupWorkingSets.ecore http://www.eclipse.org/oomph/workingsets/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/WorkingSets.ecore"
+    xsi:schemaLocation="http://www.eclipse.org/oomph/setup/git/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/Git.ecore http://www.eclipse.org/oomph/setup/jdt/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/JDT.ecore http://www.eclipse.org/oomph/setup/pde/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/PDE.ecore http://www.eclipse.org/oomph/predicates/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/Predicates.ecore http://www.eclipse.org/oomph/setup/targlets/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/SetupTarglets.ecore http://www.eclipse.org/oomph/setup/workingsets/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/SetupWorkingSets.ecore http://www.eclipse.org/oomph/workingsets/1.0 https://raw.githubusercontent.com/eclipse-oomph/oomph/master/setups/models/WorkingSets.ecore"
     name="cdt"
     label="CDT">
   <annotation
@@ -250,6 +250,8 @@
             url="https://download.eclipse.org/technology/swtbot/releases/latest"/>
         <repository
             url="https://download.eclipse.org/wildwebdeveloper/releases/latest"/>
+        <repository
+            url="https://download.eclipse.org/mylyn/updates/nightly/latest"/>
       </repositoryList>
     </targlet>
   </setupTask>