diff --git a/src/main/resources/db/changelog/1.0.0/changelog.yml b/src/main/resources/db/changelog/1.0.0/changelog.yml
index cbedb95..de47195 100644
--- a/src/main/resources/db/changelog/1.0.0/changelog.yml
+++ b/src/main/resources/db/changelog/1.0.0/changelog.yml
@@ -74,6 +74,12 @@ databaseChangeLog:
                   type: TEXT
                   constraints:
                     nullable: false
+              - column:
+                  name: admin_editable
+                  type: BOOLEAN
+                  defaultValue: TRUE
+                  constraints:
+                    nullable: false
         - createTable:
             tableName: doors
             columns:
@@ -188,6 +194,51 @@ databaseChangeLog:
                   type: DATE
                   constraints:
                     nullable: false
+        - insert:
+            tableName: oauth2_registered_client
+            columns:
+              - column:
+                  name: id
+                  value: f1434eb3-7c38-45c2-9e21-f1917157ffb7
+              - column:
+                  name: client_id
+                  value: admin
+              - column:
+                  name: client_id_issued_at
+                  valueComputed: CURRENT_TIMESTAMP
+              - column:
+                  name: client_secret
+                  value: '{bcrypt}$2a$12$ihzZm/AsJCAYjoII9hd1IO25xpmHhnsOnaSuvfTPuMgt45w7cFNXi'
+              - column:
+                  name: client_secret_expires_at
+                  value: '2030-06-02T12:00:00'
+              - column:
+                  name: client_name
+                  value: admin-client
+              - column:
+                  name: client_authentication_methods
+                  value: client_secret_post
+              - column:
+                  name: authorization_grant_types
+                  value: refresh_token,authorization_code
+              - column:
+                  name: redirect_uris
+                  value: 'localhost:8082/units'
+              - column:
+                  name: post_logout_redirect_uris
+                  value: 'localhost:8082/units'
+              - column:
+                  name: scopes
+                  value: ''
+              - column:
+                  name: client_settings
+                  value: '{"@class":"java.util.Collections$UnmodifiableMap","settings.client.require-proof-key":false,"settings.client.require-authorization-consent":false}'
+              - column:
+                  name: token_settings
+                  value: '{"@class":"java.util.Collections$UnmodifiableMap","settings.token.reuse-refresh-tokens":false,"settings.token.x509-certificate-bound-access-tokens":false,"settings.token.id-token-signature-algorithm":["org.springframework.security.oauth2.jose.jws.SignatureAlgorithm","RS256"],"settings.token.access-token-time-to-live":["java.time.Duration",600.000000000],"settings.token.access-token-format":{"@class":"org.springframework.security.oauth2.server.authorization.settings.OAuth2TokenFormat","value":"self-contained"},"settings.token.refresh-token-time-to-live":["java.time.Duration",600.000000000],"settings.token.authorization-code-time-to-live":["java.time.Duration",300.000000000],"settings.token.device-code-time-to-live":["java.time.Duration",300.000000000]}'
+              - column:
+                  name: admin_editable
+                  value: 'FALSE'
         - addForeignKeyConstraint:
             baseColumnNames: unit_id
             baseTableName: doors