diff --git a/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java b/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java
index c9843c7ed6..2712617475 100644
--- a/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java
+++ b/config/src/test/java/org/springframework/security/SpringSecurityCoreVersionSerializableTests.java
@@ -740,17 +740,11 @@ class SpringSecurityCoreVersionSerializableTests {
 		}
 	}
 
-	static Stream<Path> getCurrentSerializedFiles() throws IOException {
+	static Stream<Path> getCurrentSerializedFiles() throws Exception {
 		assertThat(currentVersionFolder.toFile().exists())
 			.as("Make sure that the " + currentVersionFolder + " exists and is not empty")
 			.isTrue();
-		try (Stream<Path> files = Files.list(currentVersionFolder)) {
-			if (files.findFirst().isEmpty()) {
-				fail("Please make sure to run SpringSecurityCoreVersionSerializableTests#serializeCurrentVersionClasses for the "
-						+ getPreviousVersion() + " version");
-			}
-		}
-		return Files.list(currentVersionFolder);
+		return getClassesToSerialize().map((clazz) -> currentVersionFolder.resolve(clazz.getName() + ".serialized"));
 	}
 
 	@ParameterizedTest
diff --git a/config/src/test/java/org/springframework/security/config/annotation/method/configuration/Authz.java b/config/src/test/java/org/springframework/security/config/annotation/method/configuration/Authz.java
index 145f344d12..5b6c784c7f 100644
--- a/config/src/test/java/org/springframework/security/config/annotation/method/configuration/Authz.java
+++ b/config/src/test/java/org/springframework/security/config/annotation/method/configuration/Authz.java
@@ -55,6 +55,7 @@ public class Authz {
 		return Mono.just(checkResult(result));
 	}
 
+	@SuppressWarnings("serial")
 	public static class AuthzResult extends AuthorizationDecision {
 
 		public AuthzResult(boolean granted) {
diff --git a/core/src/test/java/org/springframework/security/access/annotation/BusinessServiceImpl.java b/core/src/test/java/org/springframework/security/access/annotation/BusinessServiceImpl.java
index 587e795f5a..1bcf1ba84d 100644
--- a/core/src/test/java/org/springframework/security/access/annotation/BusinessServiceImpl.java
+++ b/core/src/test/java/org/springframework/security/access/annotation/BusinessServiceImpl.java
@@ -16,18 +16,15 @@
 
 package org.springframework.security.access.annotation;
 
-import java.io.Serial;
 import java.util.ArrayList;
 import java.util.List;
 
 /**
  * @author Joe Scalise
  */
+@SuppressWarnings("serial")
 public class BusinessServiceImpl<E extends Entity> implements BusinessService {
 
-	@Serial
-	private static final long serialVersionUID = -4249394090237180795L;
-
 	@Override
 	@Secured({ "ROLE_USER" })
 	public void someUserMethod1() {
diff --git a/core/src/test/java/org/springframework/security/access/annotation/ExpressionProtectedBusinessServiceImpl.java b/core/src/test/java/org/springframework/security/access/annotation/ExpressionProtectedBusinessServiceImpl.java
index 1ca226709b..1c6fd2a84e 100644
--- a/core/src/test/java/org/springframework/security/access/annotation/ExpressionProtectedBusinessServiceImpl.java
+++ b/core/src/test/java/org/springframework/security/access/annotation/ExpressionProtectedBusinessServiceImpl.java
@@ -16,7 +16,6 @@
 
 package org.springframework.security.access.annotation;
 
-import java.io.Serial;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -24,11 +23,9 @@ import org.springframework.security.access.prepost.PostFilter;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.security.access.prepost.PreFilter;
 
+@SuppressWarnings("serial")
 public class ExpressionProtectedBusinessServiceImpl implements BusinessService {
 
-	@Serial
-	private static final long serialVersionUID = -3320014879907436606L;
-
 	@Override
 	public void someAdminMethod() {
 	}
diff --git a/core/src/test/java/org/springframework/security/access/annotation/Jsr250BusinessServiceImpl.java b/core/src/test/java/org/springframework/security/access/annotation/Jsr250BusinessServiceImpl.java
index 6d9f34ac61..4eba9445a6 100644
--- a/core/src/test/java/org/springframework/security/access/annotation/Jsr250BusinessServiceImpl.java
+++ b/core/src/test/java/org/springframework/security/access/annotation/Jsr250BusinessServiceImpl.java
@@ -16,7 +16,6 @@
 
 package org.springframework.security.access.annotation;
 
-import java.io.Serial;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -27,11 +26,9 @@ import jakarta.annotation.security.RolesAllowed;
  * @author Luke Taylor
  */
 @PermitAll
+@SuppressWarnings("serial")
 public class Jsr250BusinessServiceImpl implements BusinessService {
 
-	@Serial
-	private static final long serialVersionUID = -7550211450382764339L;
-
 	@Override
 	@RolesAllowed("ROLE_USER")
 	public void someUserMethod1() {