diff --git a/kotlin-test/src/main/kotlin/org/axonframework/extension/kotlin/test/FixtureExtensions.kt b/kotlin-test/src/main/kotlin/org/axonframework/extension/kotlin/test/FixtureExtensions.kt
index 162d87bb..44a22b21 100644
--- a/kotlin-test/src/main/kotlin/org/axonframework/extension/kotlin/test/FixtureExtensions.kt
+++ b/kotlin-test/src/main/kotlin/org/axonframework/extension/kotlin/test/FixtureExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/pom.xml b/kotlin/pom.xml
index bb4323b1..512e8bec 100644
--- a/kotlin/pom.xml
+++ b/kotlin/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright (c) 2010-2020. Axon Framework
+  ~ Copyright (c) 2010-2021. Axon Framework
   ~
   ~ 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/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/AggregateLifecycleExtensions.kt b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/AggregateLifecycleExtensions.kt
index a0501eaf..44f92f39 100644
--- a/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/AggregateLifecycleExtensions.kt
+++ b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/AggregateLifecycleExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/BuilderExtensions.kt b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/BuilderExtensions.kt
index 4f70e720..689e315c 100644
--- a/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/BuilderExtensions.kt
+++ b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/BuilderExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensions.kt b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensions.kt
index cb8660f6..2e012713 100644
--- a/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensions.kt
+++ b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/EventUpcaster.kt b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/EventUpcaster.kt
index 15d89de8..fc877a09 100644
--- a/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/EventUpcaster.kt
+++ b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/EventUpcaster.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensions.kt b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensions.kt
index 3a3a0fcd..e9053e14 100644
--- a/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensions.kt
+++ b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallback.kt b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallback.kt
index 1f121864..cb651cae 100644
--- a/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallback.kt
+++ b/kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallback.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensionsTest.kt b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensionsTest.kt
index 610901f4..52b996b3 100644
--- a/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensionsTest.kt
+++ b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/CommandGatewayExtensionsTest.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensionsTest.kt b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensionsTest.kt
index e97c74e9..90a64f53 100644
--- a/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensionsTest.kt
+++ b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/QueryGatewayExtensionsTest.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallbackTest.kt b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallbackTest.kt
index 20e26fdf..46433132 100644
--- a/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallbackTest.kt
+++ b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/ResultDiscriminatorCommandCallbackTest.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * 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/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/mockkExtensions.kt b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/mockkExtensions.kt
index bb8b8286..7de3c652 100644
--- a/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/mockkExtensions.kt
+++ b/kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/mockkExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2020. Axon Framework
+ * Copyright (c) 2010-2021. Axon Framework
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.