diff --git a/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurer.java b/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurer.java
index 46359ffb..effdd4f0 100644
--- a/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurer.java
+++ b/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2023 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.
diff --git a/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizer.java b/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizer.java
index b106e252..2865cd66 100644
--- a/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizer.java
+++ b/initializr-generator-spring/src/main/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2023 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.
diff --git a/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurerTests.java b/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurerTests.java
index b0cb518f..856687d3 100644
--- a/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurerTests.java
+++ b/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinDependenciesConfigurerTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2023 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.
diff --git a/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizerTests.java b/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizerTests.java
index 2656b1bc..9d90183e 100644
--- a/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizerTests.java
+++ b/initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/code/kotlin/KotlinMavenBuildCustomizerTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2023 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.