diff --git a/.changeset/friendly-bikes-listen.md b/.changeset/friendly-bikes-listen.md
new file mode 100644
index 0000000..ad9210b
--- /dev/null
+++ b/.changeset/friendly-bikes-listen.md
@@ -0,0 +1,5 @@
+---
+"@drupal-kit/user-api": minor
+---
+
+Support latest `user_api` registration options.
diff --git a/packages/user-api/src/DrupalkitUserApi.ts b/packages/user-api/src/DrupalkitUserApi.ts
index b8b48ff..0e3b175 100644
--- a/packages/user-api/src/DrupalkitUserApi.ts
+++ b/packages/user-api/src/DrupalkitUserApi.ts
@@ -2,7 +2,12 @@ import { Result } from "@wunderwerk/ts-functional/results";
 import { Drupalkit, DrupalkitError, DrupalkitOptions } from "@drupal-kit/core";
 import { OverrideableRequestOptions } from "@drupal-kit/types";
 
-import { RegisterPayload, RegisterResponse, SuccessResponse } from "./types.js";
+import {
+  RegisterOptions,
+  RegisterPayload,
+  RegisterResponse,
+  SuccessResponse,
+} from "./types.js";
 import { deprecate } from "./utils.js";
 
 /**
@@ -89,20 +94,34 @@ export const DrupalkitUserApi = (
    * interfaces to suit your needs!
    *
    * @param payload - The registration payload.
+   * @param options - Registration options.
    * @param requestOptions - Optional request options.
    */
   const register = async (
     payload: RegisterPayload,
+    options?: RegisterOptions,
     requestOptions?: OverrideableRequestOptions,
   ): Promise<Result<RegisterResponse, DrupalkitError>> => {
     const url = drupalkit.buildUrl(registrationEndpoint);
 
+    const localHeaders: Record<string, string> = { ...headers };
+
+    // Handle options.
+    if (options?.disableEmailNotification) {
+      localHeaders["X-Disable-Email-Notification"] = "1";
+    }
+
+    if (options?.disableAccountActivation) {
+      localHeaders["X-Disable-Account-Activation"] = "1";
+    }
+
+    // Make request.
     const result = await drupalkit.request<RegisterResponse>(
       url,
       {
         method: "POST",
         body: payload,
-        headers,
+        headers: localHeaders,
       },
       requestOptions,
     );
diff --git a/packages/user-api/src/types.ts b/packages/user-api/src/types.ts
index 6dd367c..e5bcccd 100644
--- a/packages/user-api/src/types.ts
+++ b/packages/user-api/src/types.ts
@@ -121,6 +121,14 @@ export interface RegisterPayload {
   mail: EntityField;
 }
 
+/**
+ * Register options.
+ */
+export interface RegisterOptions {
+  disableEmailNotification?: boolean;
+  disableAccountActivation?: boolean;
+}
+
 /**
  * Augment this interface to include additional
  * fields for the user entity.
diff --git a/packages/user-api/tests/DrupalkitUserApi.test.ts b/packages/user-api/tests/DrupalkitUserApi.test.ts
index 72b0dec..4762743 100644
--- a/packages/user-api/tests/DrupalkitUserApi.test.ts
+++ b/packages/user-api/tests/DrupalkitUserApi.test.ts
@@ -91,7 +91,7 @@ test.serial("Register with custom request options", async (t) => {
     }),
   );
 
-  await drupalkit.userApi.register(payload, {
+  await drupalkit.userApi.register(payload, undefined, {
     cache: "no-cache",
     headers: {
       "X-Custom": "1",
@@ -99,6 +99,78 @@ test.serial("Register with custom request options", async (t) => {
   });
 });
 
+test.serial("Register with email notification disabled", async (t) => {
+  t.plan(1);
+
+  const drupalkit = createDrupalkit();
+
+  const payload = {
+    name: { value: "john-doe-1" },
+    mail: { value: "JzWZg@example.com" },
+  };
+
+  server.use(
+    http.post("*/user-api/register", async ({ request }) => {
+      t.is(request.headers.get("X-Disable-Email-Notification"), "1");
+
+      return HttpResponse.json(UserResponse);
+    }),
+  );
+
+  await drupalkit.userApi.register(payload, {
+    disableEmailNotification: true,
+  });
+});
+
+test.serial("Register with account activation disabled", async (t) => {
+  t.plan(1);
+
+  const drupalkit = createDrupalkit();
+
+  const payload = {
+    name: { value: "john-doe-1" },
+    mail: { value: "JzWZg@example.com" },
+  };
+
+  server.use(
+    http.post("*/user-api/register", async ({ request }) => {
+      t.is(request.headers.get("X-Disable-Account-Activation"), "1");
+
+      return HttpResponse.json(UserResponse);
+    }),
+  );
+
+  await drupalkit.userApi.register(payload, {
+    disableEmailNotification: false,
+    disableAccountActivation: true,
+  });
+});
+
+test.serial("Register with all options", async (t) => {
+  t.plan(2);
+
+  const drupalkit = createDrupalkit();
+
+  const payload = {
+    name: { value: "john-doe-1" },
+    mail: { value: "JzWZg@example.com" },
+  };
+
+  server.use(
+    http.post("*/user-api/register", async ({ request }) => {
+      t.is(request.headers.get("X-Disable-Email-Notification"), "1");
+      t.is(request.headers.get("X-Disable-Account-Activation"), "1");
+
+      return HttpResponse.json(UserResponse);
+    }),
+  );
+
+  await drupalkit.userApi.register(payload, {
+    disableEmailNotification: true,
+    disableAccountActivation: true,
+  });
+});
+
 test.serial("Register with custom endpoint", async (t) => {
   const drupalkit = createDrupalkit({
     baseUrl: BASE_URL,