diff --git a/releng/CDT.setup b/releng/CDT.setup
index e389494cce7..17e94689288 100644
--- a/releng/CDT.setup
+++ b/releng/CDT.setup
@@ -302,7 +302,7 @@
           <repository
               url="https://download.eclipse.org/cbi/updates/license/"/>
           <repository
-              url="https://download.eclipse.org/eclipse/updates/4.18milestones/S-4.18M3-202011190730/"/>
+              url="https://download.eclipse.org/eclipse/updates/4.18milestones/S-4.18RC1-202011251800/"/>
           <repository
               url="https://download.eclipse.org/egit/updates/"/>
           <repository
@@ -310,7 +310,7 @@
           <repository
               url="https://download.eclipse.org/wildwebdeveloper/snapshots/"/>
           <repository
-              url="https://download.eclipse.org/lsp4e/releases/0.16.0/"/>
+              url="https://download.eclipse.org/lsp4e/releases/0.17.0/"/>
           <repository
               url="https://download.eclipse.org/modeling/emf/emf/builds/release/latest/"/>
           <repository
@@ -331,7 +331,7 @@
             </annotation>
           </repository>
           <repository
-              url="https://download.eclipse.org/tools/orbit/I-builds/I20201119185738/repository"/>
+              url="https://download.eclipse.org/tools/orbit/downloads/drops/S20201124213957/repository/"/>
           <repository
               url="https://download.eclipse.org/tools/ptp/remote/releases/3.0/remote-3.0.1/"/>
         </repositoryList>
diff --git a/releng/org.eclipse.cdt.target/cdt.target b/releng/org.eclipse.cdt.target/cdt.target
index 2dcc77dcd7e..ca1f028a589 100644
--- a/releng/org.eclipse.cdt.target/cdt.target
+++ b/releng/org.eclipse.cdt.target/cdt.target
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <?pde version="3.8"?>
-<target name="cdt" sequenceNumber="100">
+<target name="cdt" sequenceNumber="101">
 <locations>
 <location includeAllPlatforms="false" includeConfigurePhase="false" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.license.feature.group" version="0.0.0"/>
@@ -11,7 +11,7 @@
 <unit id="org.eclipse.jdt.annotation" version="0.0.0"/>
 <unit id="org.eclipse.sdk.feature.group" version="0.0.0"/>
 <unit id="org.eclipse.test.feature.group" version="0.0.0"/>
-<repository location="https://download.eclipse.org/eclipse/updates/4.18milestones/S-4.18M3-202011190730/"/>
+<repository location="https://download.eclipse.org/eclipse/updates/4.18milestones/S-4.18RC1-202011251800/"/>
 </location>
 	<location includeAllPlatforms="false" includeConfigurePhase="false" includeMode="planner" includeSource="true" type="InstallableUnit">
 		<repository location="https://download.eclipse.org/egit/updates"/>
@@ -24,7 +24,7 @@
 <location includeAllPlatforms="false" includeConfigurePhase="false" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.lsp4e" version="0.0.0"/>
 <unit id="org.eclipse.lsp4e.debug" version="0.0.0"/>
-<repository location="https://download.eclipse.org/lsp4e/releases/0.16.0/"/>
+<repository location="https://download.eclipse.org/lsp4e/releases/0.17.0/"/>
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="false" includeMode="planner" includeSource="true" type="InstallableUnit">
 <repository location="https://download.eclipse.org/modeling/emf/emf/builds/release/latest/"/>
@@ -73,7 +73,7 @@
 <unit id="org.mockito" version="0.0.0"/>
 <unit id="org.slf4j.impl.log4j12" version="0.0.0"/>
 <unit id="org.yaml.snakeyaml" version="0.0.0"/>
-<repository location="https://download.eclipse.org/tools/orbit/I-builds/I20201119185738/repository"/>
+<repository location="https://download.eclipse.org/tools/orbit/downloads/drops/S20201124213957/repository/"/>
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="false" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.remote.console.feature.group" version="0.0.0"/>