diff --git a/FancyCaptcha/includes/ApiFancyCaptchaReload.php b/FancyCaptcha/includes/ApiFancyCaptchaReload.php
index 4dfb21cb0..e50265284 100644
--- a/FancyCaptcha/includes/ApiFancyCaptchaReload.php
+++ b/FancyCaptcha/includes/ApiFancyCaptchaReload.php
@@ -22,9 +22,12 @@ class ApiFancyCaptchaReload extends ApiBase {
 		return true;
 	}
 
-	/**
-	 * @inheritDoc
-	 */
+	/** @inheritDoc */
+	public function isInternal() {
+		return true;
+	}
+
+	/** @inheritDoc */
 	public function getAllowedParams() {
 		return [];
 	}