diff --git a/keyserver/addons/rust-node-addon/rust-binding-types.js b/keyserver/addons/rust-node-addon/rust-binding-types.js
--- a/keyserver/addons/rust-node-addon/rust-binding-types.js
+++ b/keyserver/addons/rust-node-addon/rust-binding-types.js
@@ -16,6 +16,7 @@
     notifPrekeySignature: string,
     contentOneTimeKeys: $ReadOnlyArray<string>,
     notifOneTimeKeys: $ReadOnlyArray<string>,
+    force: ?boolean,
   ) => Promise<IdentityInfo>,
   +registerUser: (
     username: string,
diff --git a/keyserver/addons/rust-node-addon/src/identity_client/login.rs b/keyserver/addons/rust-node-addon/src/identity_client/login.rs
--- a/keyserver/addons/rust-node-addon/src/identity_client/login.rs
+++ b/keyserver/addons/rust-node-addon/src/identity_client/login.rs
@@ -18,8 +18,9 @@
   notif_prekey_signature: String,
   content_one_time_keys: Vec<String>,
   notif_one_time_keys: Vec<String>,
+  force: Option<bool>,
 ) -> Result<UserLoginInfo> {
-  debug!("Attempting to login user: {}", username);
+  debug!("Attempting to log in user: {}", username);
 
   // Set up the gRPC client that will be used to talk to the Identity service
   let mut identity_client = get_identity_client().await?;
@@ -51,7 +52,7 @@
       one_time_notif_prekeys: notif_one_time_keys,
       device_type: DeviceType::Keyserver.into(),
     }),
-    force: None,
+    force,
   };
 
   debug!("Starting login to identity service");
diff --git a/keyserver/src/user/checks.js b/keyserver/src/user/checks.js
--- a/keyserver/src/user/checks.js
+++ b/keyserver/src/user/checks.js
@@ -4,7 +4,8 @@
 export type UserCredentials = {
   +username: string,
   +password: string,
-  +usingIdentityCredentials: boolean,
+  +usingIdentityCredentials?: boolean,
+  +forceLogin?: boolean,
 };
 
 async function ensureUserCredentials() {
diff --git a/keyserver/src/user/login.js b/keyserver/src/user/login.js
--- a/keyserver/src/user/login.js
+++ b/keyserver/src/user/login.js
@@ -7,6 +7,7 @@
 import { ServerError } from 'lib/utils/errors.js';
 import { retrieveAccountKeysSet } from 'lib/utils/olm-utils.js';
 
+import type { UserCredentials } from './checks.js';
 import {
   saveIdentityInfo,
   fetchIdentityInfo,
@@ -15,8 +16,6 @@
 import { getMessageForException } from '../responders/utils.js';
 import { fetchCallUpdateOlmAccount } from '../updaters/olm-account-updater.js';
 
-type UserCredentials = { +username: string, +password: string };
-
 // After register or login is successful
 function markKeysAsPublished(account: OlmAccount) {
   account.mark_prekey_as_published();
@@ -94,6 +93,11 @@
   ]);
 
   try {
+    if (userInfo.forceLogin) {
+      console.warn(
+        'Force login enabled. If you have another keyserver associated with this account, it will be removed.',
+      );
+    }
     const identity_info = await rustAPI.loginUser(
       userInfo.username,
       userInfo.password,
@@ -104,6 +108,7 @@
       notificationsPrekeySignature,
       contentOneTimeKeys,
       notificationsOneTimeKeys,
+      userInfo.forceLogin,
     );
     await Promise.all([
       fetchCallUpdateOlmAccount('content', markKeysAsPublished),
diff --git a/scripts/set-admin-data.js b/scripts/set-admin-data.js
--- a/scripts/set-admin-data.js
+++ b/scripts/set-admin-data.js
@@ -34,6 +34,7 @@
       username: credentials.username,
       password: credentials.password,
       usingIdentityCredentials: true,
+      forceLogin: true,
     };
     const userCredentialsJSON = JSON.stringify(userCredentials, null, 2);
     const keyserverSecrets = 'keyserver/secrets';