diff --git a/build.gradle b/build.gradle
index 6882dec..1fdc782 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2021 Paul Schaub <info@pgpainless.org>
+// SPDX-FileCopyrightText: 2022 Paul Schaub <info@pgpainless.org>
 //
 // SPDX-License-Identifier: Apache-2.0
 
diff --git a/pgpainless-cert-d-cli/build.gradle b/pgpainless-cert-d-cli/build.gradle
index 7bbe3d2..5c5ad6c 100644
--- a/pgpainless-cert-d-cli/build.gradle
+++ b/pgpainless-cert-d-cli/build.gradle
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
+// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
 //
 // SPDX-License-Identifier: Apache-2.0
 
diff --git a/pgpainless-cert-d/build.gradle b/pgpainless-cert-d/build.gradle
index d0a6b16..d9b4308 100644
--- a/pgpainless-cert-d/build.gradle
+++ b/pgpainless-cert-d/build.gradle
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
+// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
 //
 // SPDX-License-Identifier: Apache-2.0
 
diff --git a/version.gradle b/version.gradle
index 64b1606..1c6007a 100644
--- a/version.gradle
+++ b/version.gradle
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2021 Paul Schaub <info@pgpainless.org>
+// SPDX-FileCopyrightText: 2022 Paul Schaub <info@pgpainless.org>
 //
 // SPDX-License-Identifier: CC0-1.0