diff --git a/buildSrc/src/main/java/org/springframework/boot/build/architecture/Rules.java b/buildSrc/src/main/java/org/springframework/boot/build/architecture/Rules.java
deleted file mode 100644
index d12c0a813b..0000000000
--- a/buildSrc/src/main/java/org/springframework/boot/build/architecture/Rules.java
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright 2023 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.architecture;
-
-import java.util.stream.Stream;
-
-import com.tngtech.archunit.base.DescribedPredicate;
-import com.tngtech.archunit.core.domain.JavaClass.Predicates;
-import com.tngtech.archunit.lang.ArchRule;
-import com.tngtech.archunit.lang.syntax.ArchRuleDefinition;
-import com.tngtech.archunit.library.dependencies.SlicesRuleDefinition;
-
-/**
- * Architecture rules evaluated by {@link ArchitectureCheck}.
- *
- * @author Andy Wilkinson
- */
-final class Rules {
-
-	private Rules() {
-
-	}
-
-	static Stream<ArchRule> stream() {
-		return Stream.of(allPackagesShouldBeFreeOfTangles(),
-				allBeanPostProcessorBeanMethodsShouldBeStaticAndHaveParametersThatWillNotCausePrematureInitialization());
-	}
-
-	static ArchRule allPackagesShouldBeFreeOfTangles() {
-		return SlicesRuleDefinition.slices().matching("(**)").should().beFreeOfCycles();
-	}
-
-	static ArchRule allBeanPostProcessorBeanMethodsShouldBeStaticAndHaveParametersThatWillNotCausePrematureInitialization() {
-		return ArchRuleDefinition.methods()
-			.that()
-			.areAnnotatedWith("org.springframework.context.annotation.Bean")
-			.and()
-			.haveRawReturnType(Predicates.assignableTo("org.springframework.beans.factory.config.BeanPostProcessor"))
-			.should()
-			.beStatic()
-			.andShould()
-			.haveRawParameterTypes(DescribedPredicate
-				.allElements(Predicates.assignableTo("org.springframework.beans.factory.ObjectProvider")
-					.or(Predicates.assignableTo("org.springframework.context.ApplicationContext"))))
-			.allowEmptyShould(true);
-	}
-
-}