diff --git a/src/controllers/RecaptchaController.php b/src/controllers/RecaptchaController.php
index ca62fd7..c4b0dc8 100644
--- a/src/controllers/RecaptchaController.php
+++ b/src/controllers/RecaptchaController.php
@@ -35,9 +35,10 @@ public function actionVerifySubmission()
 		// if it's verified, then pass it on to the intended action, otherwise set a session error and return null
 		if ($verified) {
 			return Controller::run('/' . $action, func_get_args()); // run the intended action (add / to force it's scope to be outside the plugin) with all the params passed to this controller action
-		} else {
-            Craft::$app->getSession()->setError(Craft::t('site', 'Unable to verify your submission.'));
-			return null;
 		}
+
+        $error = 'Unable to verify your submission.';
+        Craft::$app->getSession()->setError(Craft::t('site', $error));
+        return $this->asFailure($error, [], ['message' => $error]);
 	}
 }