diff --git a/releng/CDT.setup b/releng/CDT.setup
index 9308e3ea5f5..c4ba2f3b3d2 100644
--- a/releng/CDT.setup
+++ b/releng/CDT.setup
@@ -177,7 +177,7 @@
         <repositoryList
             name="Photon">
           <repository
-              url="http://download.eclipse.org/tools/orbit/downloads/drops/S20180504181223/repository"/>
+              url="http://download.eclipse.org/tools/orbit/downloads/drops/R20180531190352/repository"/>
           <repository
               url="http://download.eclipse.org/technology/swtbot/milestones/photon-m7/"/>
           <repository
diff --git a/releng/org.eclipse.cdt.target/cdt.target b/releng/org.eclipse.cdt.target/cdt.target
index 9781e40efa3..a565aba437b 100644
--- a/releng/org.eclipse.cdt.target/cdt.target
+++ b/releng/org.eclipse.cdt.target/cdt.target
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<?pde version="3.8"?><target name="cdt" sequenceNumber="32">
+<?pde version="3.8"?><target name="cdt" sequenceNumber="33">
 <locations>
 <location includeAllPlatforms="false" includeConfigurePhase="false" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="com.google.gson" version="0.0.0"/>
@@ -16,7 +16,7 @@
 <unit id="org.junit.source" version="0.0.0"/>
 <unit id="org.mockito" version="0.0.0"/>
 <unit id="org.slf4j.impl.log4j12" version="0.0.0"/>
-<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/S20180504181223/repository/"/>
+<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/R20180531190352/repository/"/>
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="false" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.epp.logging.aeri.feature.feature.group" version="0.0.0"/>