diff --git a/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java b/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java
index d9c58440db..1254fb9c8f 100644
--- a/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java
+++ b/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java
@@ -125,6 +125,7 @@
 import org.springframework.security.saml2.provider.service.authentication.TestSaml2RedirectAuthenticationRequests;
 import org.springframework.security.web.authentication.WebAuthenticationDetails;
 import org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationToken;
+import org.springframework.security.web.webauthn.api.Bytes;
 import org.springframework.security.web.webauthn.api.PublicKeyCredentialUserEntity;
 import org.springframework.security.web.webauthn.api.TestPublicKeyCredentialUserEntity;
 
@@ -323,13 +324,12 @@ class SpringSecurityCoreVersionSerializableTests {
 			token.setDetails(details);
 			return token;
 		});
-		generatorByClassName.put(PublicKeyCredentialUserEntity.class,
-				(r) -> TestPublicKeyCredentialUserEntity.userEntity().build());
+		generatorByClassName.put(Bytes.class, (r) -> Bytes.random());
 	}
 
 	@ParameterizedTest
 	@MethodSource("getClassesToSerialize")
-	@Disabled("This method should only be used to serialize the classes once")
+	 @Disabled("This method should only be used to serialize the classes once")
 	void serializeCurrentVersionClasses(Class<?> clazz) throws Exception {
 		Files.createDirectories(currentVersionFolder);
 		Path filePath = Paths.get(currentVersionFolder.toAbsolutePath() + "/" + clazz.getName() + ".serialized");