diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/reactive/WebFluxAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/reactive/WebFluxAutoConfigurationTests.java
index 5a252a46af..70b800675d 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/reactive/WebFluxAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/reactive/WebFluxAutoConfigurationTests.java
@@ -657,7 +657,7 @@ class WebFluxAutoConfigurationTests {
 			.withPropertyValues("spring.webflux.problemdetails.enabled:true")
 			.run((context) -> {
 				assertThat(context).hasSingleBean(ProblemDetailsExceptionHandler.class);
-				assertThat(AopUtils.isCglibProxy(context.getBean(ProblemDetailsExceptionHandler.class)));
+				assertThat(AopUtils.isCglibProxy(context.getBean(ProblemDetailsExceptionHandler.class))).isTrue();
 			});
 	}
 
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfigurationTests.java
index 1da1ae5660..46ca55b562 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfigurationTests.java
@@ -1000,7 +1000,7 @@ class WebMvcAutoConfigurationTests {
 			.withPropertyValues("spring.mvc.problemdetails.enabled:true")
 			.run((context) -> {
 				assertThat(context).hasSingleBean(ProblemDetailsExceptionHandler.class);
-				assertThat(AopUtils.isCglibProxy(context.getBean(ProblemDetailsExceptionHandler.class)));
+				assertThat(AopUtils.isCglibProxy(context.getBean(ProblemDetailsExceptionHandler.class))).isTrue();
 			});
 	}