diff --git a/buildSrc/src/main/java/org/springframework/boot/build/ConventionsPlugin.java b/buildSrc/src/main/java/org/springframework/boot/build/ConventionsPlugin.java
index 8b4769be00e0..1d0b5546d05c 100644
--- a/buildSrc/src/main/java/org/springframework/boot/build/ConventionsPlugin.java
+++ b/buildSrc/src/main/java/org/springframework/boot/build/ConventionsPlugin.java
@@ -50,6 +50,7 @@ public void apply(Project project) {
 		new KotlinConventions().apply(project);
 		new WarConventions().apply(project);
 		new EclipseConventions().apply(project);
+		RepoistoryTransformersExtension.apply(project);
 	}
 
 }
diff --git a/buildSrc/src/main/java/org/springframework/boot/build/RepoistoryTransformersExtension.java b/buildSrc/src/main/java/org/springframework/boot/build/RepoistoryTransformersExtension.java
new file mode 100644
index 000000000000..72b698f83fb7
--- /dev/null
+++ b/buildSrc/src/main/java/org/springframework/boot/build/RepoistoryTransformersExtension.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright 2024-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.build;
+
+import javax.inject.Inject;
+
+import org.gradle.api.Project;
+import org.gradle.api.Transformer;
+import org.gradle.api.artifacts.repositories.MavenArtifactRepository;
+
+/**
+ * Extension to add {@code springRepoistoryTransformers} utility methods.
+ *
+ * @author Phillip Webb
+ */
+public class RepoistoryTransformersExtension {
+
+	private static final String MARKER = "{spring.mavenRepositories}";
+
+	private final Project project;
+
+	@Inject
+	public RepoistoryTransformersExtension(Project project) {
+		this.project = project;
+	}
+
+	public Transformer<String, String> ant() {
+		return this::transformAnt;
+	}
+
+	private String transformAnt(String line) {
+		if (line.contains(MARKER)) {
+			StringBuilder result = new StringBuilder();
+			String indent = getIndent(line);
+			this.project.getRepositories().withType(MavenArtifactRepository.class, (repository) -> {
+				String name = repository.getName();
+				if (name.startsWith("spring-")) {
+					result.append(!result.isEmpty() ? "\n" : "");
+					result.append("%s<ibiblio name=\"%s\" m2compatible=\"true\" root=\"%s\" />".formatted(indent, name,
+							repository.getUrl()));
+				}
+			});
+			return result.toString();
+		}
+		return line;
+	}
+
+	public Transformer<String, String> mavenSettings() {
+		return this::transformMavenSettings;
+	}
+
+	private String transformMavenSettings(String line) {
+		if (line.contains(MARKER)) {
+			StringBuilder result = new StringBuilder();
+			String indent = getIndent(line);
+			this.project.getRepositories().withType(MavenArtifactRepository.class, (repository) -> {
+				String name = repository.getName();
+				if (name.startsWith("spring-")) {
+					result.append(!result.isEmpty() ? "\n" : "");
+					result.append(mavenRepositoryXml(indent, repository));
+				}
+			});
+			return result.toString();
+		}
+		return line;
+	}
+
+	private String mavenRepositoryXml(String indent, MavenArtifactRepository repository) {
+		boolean snapshots = repository.getName().endsWith("-snapshot");
+		StringBuilder xml = new StringBuilder();
+		xml.append("%s<repository>%n".formatted(indent));
+		xml.append("%s\t<id>%s</id>%n".formatted(indent, repository.getName()));
+		xml.append("%s\t<url>%s</url>%n".formatted(indent, repository.getUrl()));
+		xml.append("%s\t<releases>%n".formatted(indent));
+		xml.append("%s\t\t<enabled>%s</enabled>%n".formatted(indent, !snapshots));
+		xml.append("%s\t</releases>%n".formatted(indent));
+		xml.append("%s\t<snapshots>%n".formatted(indent));
+		xml.append("%s\t\t<enabled>%s</enabled>%n".formatted(indent, snapshots));
+		xml.append("%s\t</snapshots>%n".formatted(indent));
+		xml.append("%s</repository>".formatted(indent));
+		return xml.toString();
+	}
+
+	private String getIndent(String line) {
+		return line.substring(0, line.length() - line.stripLeading().length());
+	}
+
+	static void apply(Project project) {
+		project.getExtensions().create("springRepoistoryTransformers", RepoistoryTransformersExtension.class, project);
+	}
+
+}
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-antlib/build.gradle b/spring-boot-project/spring-boot-tools/spring-boot-antlib/build.gradle
index 3fa066c2c688..83dd9f4d49fa 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-antlib/build.gradle
+++ b/spring-boot-project/spring-boot-tools/spring-boot-antlib/build.gradle
@@ -28,6 +28,7 @@ dependencies {
 task copyIntegrationTestSources(type: Copy) {
 	from file("src/it")
 	into "${buildDir}/it"
+	filter(springRepoistoryTransformers.ant())
 }
 
 processResources {
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-antlib/src/it/sample/ivysettings.xml b/spring-boot-project/spring-boot-tools/spring-boot-antlib/src/it/sample/ivysettings.xml
index 67038fba9074..2d04a1ad21bd 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-antlib/src/it/sample/ivysettings.xml
+++ b/spring-boot-project/spring-boot-tools/spring-boot-antlib/src/it/sample/ivysettings.xml
@@ -8,8 +8,8 @@
 				<ivy pattern="${user.home}/.m2/[organisation]/[module]/[revision]/[module]-[revision].pom" />
 			</filesystem>
 			<ibiblio name="ibiblio" m2compatible="true" />
-			<ibiblio name="spring-milestones" m2compatible="true" root="https://repo.spring.io/milestone" />
-			<ibiblio name="spring-snapshots" m2compatible="true" root="https://repo.spring.io/snapshot" />
+			<!-- {spring.mavenRepositories} -->
 		</chain>
 	</resolvers>
 </ivysettings>
+	
\ No newline at end of file
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-cli/src/intTest/resources/settings.xml b/spring-boot-project/spring-boot-tools/spring-boot-cli/src/intTest/resources/settings.xml
index b85b5c25ffd5..4e7332c0f77d 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-cli/src/intTest/resources/settings.xml
+++ b/spring-boot-project/spring-boot-tools/spring-boot-cli/src/intTest/resources/settings.xml
@@ -1,33 +1,34 @@
 <settings>
-        <localRepository>../../../../build/local-m2-repository</localRepository>
-        <profiles>
-                <profile>
-                        <id>cli-test-repo</id>
-                        <activation>
-                                <activeByDefault>true</activeByDefault>
-                        </activation>
-                        <repositories>
-                                <repository>
-                                        <id>local.central</id>
-                                        <url>file:../../../../build/test-repository</url>
-                                        <releases>
-                                                <enabled>true</enabled>
-                                        </releases>
-                                        <snapshots>
-                                                <enabled>true</enabled>
-                                        </snapshots>
-                                </repository>
-                                <repository>
-                                        <id>thymeleaf-snapshot</id>
-                                        <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-                                        <releases>
-                                                <enabled>true</enabled>
-                                        </releases>
-                                        <snapshots>
-                                                <enabled>true</enabled>
-                                        </snapshots>
-                                </repository>
-                        </repositories>
-                </profile>
-        </profiles>
+	<localRepository>../../../../build/local-m2-repository
+	</localRepository>
+	<profiles>
+		<profile>
+			<id>cli-test-repo</id>
+			<activation>
+				<activeByDefault>true</activeByDefault>
+			</activation>
+			<repositories>
+				<repository>
+					<id>local.central</id>
+					<url>file:../../../../build/test-repository</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>true</enabled>
+					</snapshots>
+				</repository>
+				<repository>
+					<id>thymeleaf-snapshot</id>
+					<url>https://oss.sonatype.org/content/repositories/snapshots</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>true</enabled>
+					</snapshots>
+				</repository>
+			</repositories>
+		</profile>
+	</profiles>
 </settings>
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-cli/src/test/resources/cli-tester/.m2/settings.xml b/spring-boot-project/spring-boot-tools/spring-boot-cli/src/test/resources/cli-tester/.m2/settings.xml
deleted file mode 100644
index 504eb80a0555..000000000000
--- a/spring-boot-project/spring-boot-tools/spring-boot-cli/src/test/resources/cli-tester/.m2/settings.xml
+++ /dev/null
@@ -1,44 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<settings>
-	<localRepository>build/local-m2-repository</localRepository>
-	<profiles>
-		<profile>
-			<id>cli-test-repo</id>
-			<activation>
-				<activeByDefault>true</activeByDefault>
-			</activation>
-			<repositories>
-				<repository>
-					<id>local.central</id>
-					<url>file:build/test-repository</url>
-					<releases>
-						<enabled>true</enabled>
-					</releases>
-					<snapshots>
-						<enabled>true</enabled>
-					</snapshots>
-				</repository>
-				<repository>
-					<id>spring-snapshot</id>
-					<url>https://repo.spring.io/snapshot</url>
-					<releases>
-						<enabled>false</enabled>
-					</releases>
-					<snapshots>
-						<enabled>true</enabled>
-					</snapshots>
-				</repository>
-				<repository>
-					<id>spring-milestone</id>
-					<url>https://repo.spring.io/milestone</url>
-					<releases>
-						<enabled>true</enabled>
-					</releases>
-					<snapshots>
-						<enabled>false</enabled>
-					</snapshots>
-				</repository>
-			</repositories>
-		</profile>
-	</profiles>
-</settings>
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/build.gradle b/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/build.gradle
index a3e6fa6ade7a..7ef5f1fc0c83 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/build.gradle
+++ b/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/build.gradle
@@ -91,12 +91,18 @@ ext {
 	xsdVersion = versionElements[0] + "." + versionElements[1]
 }
 
+task copySettingsXml(type: Copy) {
+	from file("src/intTest/projects/settings.xml")
+	into "${buildDir}/generated-resources/settings"
+	filter(springRepoistoryTransformers.mavenSettings())
+}
+
 sourceSets {
 	main {
 		output.dir("${buildDir}/generated/resources/xsd", builtBy: "xsdResources")
 	}
 	intTest {
-		output.dir("${buildDir}/generated-resources", builtBy: "extractVersionProperties")
+		output.dir("${buildDir}/generated-resources", builtBy: ["extractVersionProperties", "copySettingsXml"])
 	}
 	dockerTest {
 		output.dir("${buildDir}/generated-resources", builtBy: "extractVersionProperties")
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/java/org/springframework/boot/maven/MavenBuild.java b/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/java/org/springframework/boot/maven/MavenBuild.java
index 0c64502f236c..7393ef9233d4 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/java/org/springframework/boot/maven/MavenBuild.java
+++ b/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/java/org/springframework/boot/maven/MavenBuild.java
@@ -160,7 +160,7 @@ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IO
 				}
 
 			});
-			String settingsXml = Files.readString(Paths.get("src", "intTest", "projects", "settings.xml"))
+			String settingsXml = Files.readString(Paths.get("build", "generated-resources", "settings", "settings.xml"))
 				.replace("@localCentralUrl@", new File("build/test-maven-repository").toURI().toURL().toString())
 				.replace("@localRepositoryPath@", new File("build/local-maven-repository").getAbsolutePath());
 			Files.writeString(destination.resolve("settings.xml"), settingsXml, StandardOpenOption.CREATE_NEW);
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/projects/settings.xml b/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/projects/settings.xml
index e4aacb2648a7..500915763c48 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/projects/settings.xml
+++ b/spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/intTest/projects/settings.xml
@@ -18,19 +18,7 @@
 						<enabled>true</enabled>
 					</snapshots>
 				</repository>
-				<repository>
-					<id>spring-milestones</id>
-					<name>Spring Milestones</name>
-					<url>https://repo.spring.io/milestone</url>
-				</repository>
-				<repository>
-					<id>spring-snapshots</id>
-					<name>Spring Snapshots</name>
-					<url>https://repo.spring.io/snapshot</url>
-					<snapshots>
-						<enabled>true</enabled>
-					</snapshots>
-				</repository>
+				<!-- {spring.mavenRepositories} -->
 			</repositories>
 			<pluginRepositories>
 				<pluginRepository>
@@ -43,11 +31,7 @@
 						<enabled>true</enabled>
 					</snapshots>
 				</pluginRepository>
-				<pluginRepository>
-					<id>spring-milestones</id>
-					<name>Spring Milestones</name>
-					<url>https://repo.spring.io/milestone</url>
-				</pluginRepository>
+				<!-- {spring.mavenRepositories} -->
 			</pluginRepositories>
 		</profile>
 	</profiles>
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.gradle b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.gradle
index a6cff1142b39..b98082d048da 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.gradle
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.gradle
@@ -46,8 +46,16 @@ task syncTestRepository(type: Sync) {
 	}
 }
 
+task copyAntSources(type: Copy) {
+	from project.layout.projectDirectory
+	include "*.xml"
+	into "${buildDir}/antbuild"
+	filter(springRepoistoryTransformers.ant())
+}
+
 task antRun(type: JavaExec) {
-	dependsOn syncTestRepository, configurations.antDependencies
+	workingDir "${buildDir}/antbuild"
+	dependsOn syncTestRepository, copyAntSources, configurations.antDependencies
 	classpath = configurations.antDependencies;
 	mainClass = "org.apache.tools.ant.launch.Launcher"
 	args = [ "clean", "build" ]
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.xml b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.xml
index a03067231cef..644c07ef6134 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.xml
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/build.xml
@@ -33,7 +33,7 @@
 	</target>
 
 	<target name="compile" depends="init" description="compile">
-		<javac srcdir="src/main/java" destdir="build/ant/classes" classpathref="compile.classpath" fork="true" includeantruntime="false" source="8" target="8" compiler="javac1.8"/>
+		<javac srcdir="${projectDir}/src/main/java" destdir="build/ant/classes" classpathref="compile.classpath" fork="true" includeantruntime="false" source="8" target="8" compiler="javac1.8"/>
 	</target>
 
 	<target name="clean" description="cleans all created files/dirs">
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/ivysettings.xml b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/ivysettings.xml
index 50eb4fcb7d1a..51cf26e3633e 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/ivysettings.xml
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-ant/ivysettings.xml
@@ -9,8 +9,7 @@
 				<ivy pattern="${projectDir}/build/test-repository/[organisation]/[module]/[revision]/[module]-[revision].pom" />
 			</filesystem>
 			<ibiblio name="ibiblio" m2compatible="true" />
-			<ibiblio name="spring-milestones" m2compatible="true" root="https://repo.spring.io/milestone" />
-			<ibiblio name="spring-snapshots" m2compatible="true" root="https://repo.spring.io/snapshot" />
+			<!-- {spring.mavenRepositories} -->
 		</chain>
 	</resolvers>
 </ivysettings>