diff --git a/app/assets/javascripts/discourse/app/components/modal/create-account.js b/app/assets/javascripts/discourse/app/components/modal/create-account.js
index 68cb890eb7302d..91db075f5f3ab1 100644
--- a/app/assets/javascripts/discourse/app/components/modal/create-account.js
+++ b/app/assets/javascripts/discourse/app/components/modal/create-account.js
@@ -373,16 +373,15 @@ export default class CreateAccount extends Component.extend(
       );
     }
 
-    const attrs = this.getProperties(
-      "model.accountName",
-      "model.accountEmail",
-      "accountPassword",
-      "model.accountUsername",
-      "accountChallenge",
-      "inviteCode"
-    );
-
-    attrs["accountPasswordConfirm"] = this.accountHoneypot;
+    const attrs = {
+      accountName: this.model.accountName,
+      accountEmail: this.model.accountEmail,
+      accountPassword: this.accountPassword,
+      accountUsername: this.model.accountUsername,
+      accountChallenge: this.accountChallenge,
+      inviteCode: this.inviteCode,
+      accountPasswordConfirm: this.accountHoneypot,
+    };
 
     const userFields = this.userFields;
     const destinationUrl = this.get("model.authOptions.destination_url");
diff --git a/app/assets/javascripts/discourse/tests/acceptance/create-account-test.js b/app/assets/javascripts/discourse/tests/acceptance/create-account-test.js
index 43eebab480b4cc..851e2fde3efd81 100644
--- a/app/assets/javascripts/discourse/tests/acceptance/create-account-test.js
+++ b/app/assets/javascripts/discourse/tests/acceptance/create-account-test.js
@@ -2,6 +2,10 @@ import { click, fillIn, visit } from "@ember/test-helpers";
 import { test } from "qunit";
 import sinon from "sinon";
 import LoginMethod from "discourse/models/login-method";
+import pretender, {
+  parsePostData,
+  response,
+} from "discourse/tests/helpers/create-pretender";
 import { acceptance } from "discourse/tests/helpers/qunit-helpers";
 import I18n from "discourse-i18n";
 
@@ -32,10 +36,22 @@ acceptance("Create Account", function () {
       .dom("#username-validation.good")
       .exists("the username validation is good");
 
+    pretender.post("/u", (request) => {
+      assert.step("request");
+      const data = parsePostData(request.requestBody);
+      assert.strictEqual(data.name, "Dr. Good Tuna");
+      assert.strictEqual(data.password, "cool password bro");
+      assert.strictEqual(data.email, "good.tuna@test.com");
+      assert.strictEqual(data.username, "good-tuna");
+      return response({ success: true });
+    });
+
     await click(".modal-footer .btn-primary");
     assert
       .dom(".modal-footer .btn-primary:disabled")
       .exists("create account is disabled");
+
+    assert.verifySteps(["request"]);
   });
 
   test("validate username", async function (assert) {