diff --git a/cloudinit/config/schemas/schema-cloud-config-v1.json b/cloudinit/config/schemas/schema-cloud-config-v1.json
index 2b4a926f5c8..94a356747f4 100644
--- a/cloudinit/config/schemas/schema-cloud-config-v1.json
+++ b/cloudinit/config/schemas/schema-cloud-config-v1.json
@@ -361,6 +361,22 @@
           },
           "minItems": 1
         },
+        "ssh-authorized-keys": {
+          "allOf": [
+            {
+              "type": "array",
+              "items": {
+                "type": "string"
+              },
+              "minItems": 1
+            },
+            {
+              "deprecated": true,
+              "deprecated_version": "18.3",
+              "deprecated_description": "Use ``ssh_authorized_keys`` instead."
+            }
+          ]
+        },
         "ssh_import_id": {
           "description": "List of ssh ids to import for user. Can not be combined with ``ssh_redirect_user``. See the man page[1] for more details. [1] https://manpages.ubuntu.com/manpages/noble/en/man1/ssh-import-id.1.html",
           "type": "array",
diff --git a/tests/unittests/config/test_cc_users_groups.py b/tests/unittests/config/test_cc_users_groups.py
index 0f42b05f31e..ceb13a3dd10 100644
--- a/tests/unittests/config/test_cc_users_groups.py
+++ b/tests/unittests/config/test_cc_users_groups.py
@@ -505,6 +505,36 @@ class TestUsersGroupsSchema:
                 ),
                 True,
             ),
+            (
+                {
+                    "users": [
+                        {
+                            "name": "lima",
+                            "uid": "1000",
+                            "homedir": "/home/lima.linux",
+                            "shell": "/bin/bash",
+                            "sudo": "ALL=(ALL) NOPASSWD:ALL",
+                            "lock_passwd": True,
+                            "ssh-authorized-keys": ["ssh-ed25519 ..."],
+                        }
+                    ]
+                },
+                pytest.raises(
+                    SchemaValidationError,
+                    match=(
+                        "Cloud config schema deprecations: "
+                        "users.0.ssh-authorized-keys: "
+                        " Deprecated in version 18.3."
+                        " Use ``ssh_authorized_keys`` instead."
+                        ", "
+                        "users.0.uid: "
+                        " Changed in version 22.3."
+                        " The use of ``string`` type is deprecated."
+                        " Use an ``integer`` instead."
+                    ),
+                ),
+                False,
+            ),
         ],
     )
     @skipUnlessJsonSchema()
diff --git a/tools/.github-cla-signers b/tools/.github-cla-signers
index 29e291facb5..8bd7583c2c4 100644
--- a/tools/.github-cla-signers
+++ b/tools/.github-cla-signers
@@ -3,6 +3,7 @@ aciba90
 acourdavAkamai
 ader1990
 adobley
+afbjorklund
 ajmyyra
 akutz
 AlexBaranowski