diff --git a/charmcraft.yaml b/charmcraft.yaml
index 197c03d..df6fdcb 100644
--- a/charmcraft.yaml
+++ b/charmcraft.yaml
@@ -1,4 +1,4 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 # This file configures Charmcraft.
 # See https://juju.is/docs/sdk/charmcraft-config for guidance.
diff --git a/config.yaml b/config.yaml
index 13aed01..dd4dcdd 100644
--- a/config.yaml
+++ b/config.yaml
@@ -1,4 +1,4 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 # This file defines charm config options, and populates the Configure tab on Charmhub.
 # If your charm does not require configuration options, delete this file entirely.
diff --git a/generate-src-docs.sh b/generate-src-docs.sh
index 2e6195c..d13066a 100644
--- a/generate-src-docs.sh
+++ b/generate-src-docs.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 
 lazydocs --no-watermark --output-path src-docs src/*
diff --git a/metadata.yaml b/metadata.yaml
index 564f670..4f2b2c3 100644
--- a/metadata.yaml
+++ b/metadata.yaml
@@ -1,4 +1,4 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 # This file populates the Overview on Charmhub.
 # See https://juju.is/docs/sdk/metadata-reference for a checklist and guidance.
diff --git a/src/charm.py b/src/charm.py
index 15bab53..46227b1 100755
--- a/src/charm.py
+++ b/src/charm.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 
 # Learn more at: https://juju.is/docs/sdk
diff --git a/tests/conftest.py b/tests/conftest.py
index 96d572b..ad7716b 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 
 """Fixtures for charm tests."""
diff --git a/tests/integration/__init__.py b/tests/integration/__init__.py
index db3bfe1..e3979c0 100644
--- a/tests/integration/__init__.py
+++ b/tests/integration/__init__.py
@@ -1,2 +1,2 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
diff --git a/tests/integration/test_charm.py b/tests/integration/test_charm.py
index 4a35820..f212ec1 100644
--- a/tests/integration/test_charm.py
+++ b/tests/integration/test_charm.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 
 """Integration tests."""
diff --git a/tests/unit/__init__.py b/tests/unit/__init__.py
index db3bfe1..e3979c0 100644
--- a/tests/unit/__init__.py
+++ b/tests/unit/__init__.py
@@ -1,2 +1,2 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
diff --git a/tests/unit/test_base.py b/tests/unit/test_base.py
index 540e957..c1ce697 100644
--- a/tests/unit/test_base.py
+++ b/tests/unit/test_base.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 
 # Learn more about testing at: https://juju.is/docs/sdk/testing
diff --git a/tox.ini b/tox.ini
index 9b17bd9..202340f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,4 +1,4 @@
-# Copyright 2023 Canonical Ltd.
+# Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 
 [tox]