diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/AutoConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/AutoConfiguration.java
index 0bf59e966ab..7e96cdc604d 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/AutoConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/AutoConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.java
index 913d32cfa89..fe8b19db079 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/groovy/template/GroovyTemplateAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/groovy/template/GroovyTemplateAutoConfigurationTests.java
index 85d96c60791..03a0d821181 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/groovy/template/GroovyTemplateAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/groovy/template/GroovyTemplateAutoConfigurationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/kafka/KafkaPropertiesTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/kafka/KafkaPropertiesTests.java
index f00ddd930be..f6d45dfd0a6 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/kafka/KafkaPropertiesTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/kafka/KafkaPropertiesTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/orm/jpa/HibernatePropertiesTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/orm/jpa/HibernatePropertiesTests.java
index d095e367b1a..686e7d1ec23 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/orm/jpa/HibernatePropertiesTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/orm/jpa/HibernatePropertiesTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/validation/ValidatorAdapterTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/validation/ValidatorAdapterTests.java
index 8a3cb76bc80..4123d873217 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/validation/ValidatorAdapterTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/validation/ValidatorAdapterTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-project/spring-boot-tools/spring-boot-loader-classic/src/main/java/org/springframework/boot/loader/jar/StringSequence.java b/spring-boot-project/spring-boot-tools/spring-boot-loader-classic/src/main/java/org/springframework/boot/loader/jar/StringSequence.java
index 69ae7d6cae7..e63ac6970cf 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-loader-classic/src/main/java/org/springframework/boot/loader/jar/StringSequence.java
+++ b/spring-boot-project/spring-boot-tools/spring-boot-loader-classic/src/main/java/org/springframework/boot/loader/jar/StringSequence.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-actuator-ui/src/test/java/smoketest/actuator/ui/SampleActuatorUiApplicationTests.java b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-actuator-ui/src/test/java/smoketest/actuator/ui/SampleActuatorUiApplicationTests.java
index e098c5b3192..40f08308d37 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-actuator-ui/src/test/java/smoketest/actuator/ui/SampleActuatorUiApplicationTests.java
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-actuator-ui/src/test/java/smoketest/actuator/ui/SampleActuatorUiApplicationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-servlet/src/test/java/smoketest/servlet/SampleServletApplicationTests.java b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-servlet/src/test/java/smoketest/servlet/SampleServletApplicationTests.java
index f26adcd2d72..0f8762cdb73 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-servlet/src/test/java/smoketest/servlet/SampleServletApplicationTests.java
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-servlet/src/test/java/smoketest/servlet/SampleServletApplicationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-method-security/src/test/java/smoketest/security/method/SampleMethodSecurityApplicationTests.java b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-method-security/src/test/java/smoketest/security/method/SampleMethodSecurityApplicationTests.java
index 6862a730322..48309081eb5 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-method-security/src/test/java/smoketest/security/method/SampleMethodSecurityApplicationTests.java
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-method-security/src/test/java/smoketest/security/method/SampleMethodSecurityApplicationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2022 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-custom/src/test/java/smoketest/web/secure/custom/SampleWebSecureCustomApplicationTests.java b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-custom/src/test/java/smoketest/web/secure/custom/SampleWebSecureCustomApplicationTests.java
index d87f39e69c7..795c4b3ef7e 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-custom/src/test/java/smoketest/web/secure/custom/SampleWebSecureCustomApplicationTests.java
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-custom/src/test/java/smoketest/web/secure/custom/SampleWebSecureCustomApplicationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2022 the original author or authors.
+ * Copyright 2012-2024 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.
diff --git a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-jdbc/src/test/java/smoketest/web/secure/jdbc/SampleWebSecureJdbcApplicationTests.java b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-jdbc/src/test/java/smoketest/web/secure/jdbc/SampleWebSecureJdbcApplicationTests.java
index 5f7871f25e3..5494fa7196b 100644
--- a/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-jdbc/src/test/java/smoketest/web/secure/jdbc/SampleWebSecureJdbcApplicationTests.java
+++ b/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-web-secure-jdbc/src/test/java/smoketest/web/secure/jdbc/SampleWebSecureJdbcApplicationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2022 the original author or authors.
+ * Copyright 2012-2024 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.