diff --git a/addons/auth/addon/authenticators/password.js b/addons/auth/addon/authenticators/password.js
index 3e0eb53e4..0f5da7826 100644
--- a/addons/auth/addon/authenticators/password.js
+++ b/addons/auth/addon/authenticators/password.js
@@ -57,7 +57,7 @@ export default class PasswordAuthenticator extends BaseAuthenticator {
   ) {
     const body = JSON.stringify({
       command: 'login',
-      token_type: requestCookies ? 'cookie' : null,
+      type: requestCookies ? 'cookie' : null,
       attributes: { login_name, password },
     });
     const authEndpointURL = this.buildAuthEndpointURL(options);
diff --git a/addons/auth/tests/unit/authenticators/password-test.js b/addons/auth/tests/unit/authenticators/password-test.js
index 9799101e7..ac036d9ab 100644
--- a/addons/auth/tests/unit/authenticators/password-test.js
+++ b/addons/auth/tests/unit/authenticators/password-test.js
@@ -14,7 +14,7 @@ module('Unit | Authenticator | password', function (hooks) {
       authenticator.buildAuthEndpointURL(),
       (schema, request) => {
         const json = JSON.parse(request.requestBody);
-        assert.ok(json.token_type, 'Requested token cookies by default');
+        assert.ok(json.type, 'Requested token cookies by default');
         return new Response(200);
       }
     );
@@ -30,7 +30,7 @@ module('Unit | Authenticator | password', function (hooks) {
       authenticator.buildAuthEndpointURL(),
       (schema, request) => {
         const json = JSON.parse(request.requestBody);
-        assert.notOk(json.token_type, 'Did not request tokens cookies');
+        assert.notOk(json.type, 'Did not request tokens cookies');
         return new Response(200);
       }
     );
@@ -48,7 +48,7 @@ module('Unit | Authenticator | password', function (hooks) {
         const json = JSON.parse(request.requestBody);
         assert.deepEqual(json, {
           command: 'login',
-          token_type: 'cookie',
+          type: 'cookie',
           attributes: {
             login_name: 'foo',
             password: 'bar',