diff --git a/groovy-eclipse.setup b/groovy-eclipse.setup
index 90678258bd..d11163bcf9 100644
--- a/groovy-eclipse.setup
+++ b/groovy-eclipse.setup
@@ -293,7 +293,7 @@
         <repository
             url="https://download.eclipse.org/eclipse/updates/4.21"/>
         <repository
-            url="https://download.eclipse.org/eclipse/updates/4.21-I-builds/I20210825-1800"/>
+            url="https://download.eclipse.org/eclipse/updates/4.21-I-builds/I20210901-1800"/>
       </repositoryList>
       <repositoryList
           name="2021-06">
diff --git a/jdt-patch/e421/Feature-org.codehaus.groovy.jdt.patch/feature.xml b/jdt-patch/e421/Feature-org.codehaus.groovy.jdt.patch/feature.xml
index 9588a82153..8b131d5195 100644
--- a/jdt-patch/e421/Feature-org.codehaus.groovy.jdt.patch/feature.xml
+++ b/jdt-patch/e421/Feature-org.codehaus.groovy.jdt.patch/feature.xml
@@ -18,7 +18,7 @@
    </license>
 
    <requires>
-      <import feature="org.eclipse.jdt" version="3.18.900.v20210825-1800" patch="true"/>
+      <import feature="org.eclipse.jdt" version="3.18.900.v20210901-1800" patch="true"/>
    </requires>
 
    <plugin
diff --git a/pom.xml b/pom.xml
index 1adba3510b..eef16a0419 100644
--- a/pom.xml
+++ b/pom.xml
@@ -126,7 +126,7 @@
 				<repository>
 					<id>2021-09-M3</id>
 					<layout>p2</layout>
-					<url>https://download.eclipse.org/eclipse/updates/4.21-I-builds/I20210825-1800</url>
+					<url>https://download.eclipse.org/eclipse/updates/4.21-I-builds/I20210901-1800</url>
 				</repository>
 			</repositories>
 			<modules>