diff --git a/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs b/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs
index 9614e1f58a2..124e70eb173 100644
--- a/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs
+++ b/app/assets/javascripts/discourse/app/form-kit/components/fk/form.gjs
@@ -42,6 +42,7 @@ class FKForm extends Component {
       setProperties: this.setProperties,
       submit: this.onSubmit,
       reset: this.onReset,
+      addError: this.addError,
     });
 
     this.router.on("routeWillChange", this.checkIsDirty);
diff --git a/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs b/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs
index 7a82f94aaff..52784b3e06e 100644
--- a/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs
+++ b/app/assets/javascripts/discourse/tests/integration/components/form-kit/form-test.gjs
@@ -137,6 +137,12 @@ module("Integration | Component | FormKit | Form", function (hooks) {
     await formApi.submit();
 
     assert.dom(".bar").hasText("2");
+
+    formApi.addError("bar", { title: "Bar", message: "error_foo" });
+    // assert on the next tick
+    setTimeout(() => {
+      assert.form().hasErrors({ bar: "error_foo" });
+    }, 0);
   });
 
   test("@data", async function (assert) {