diff --git a/src/Content/BoundariesPager.php b/src/Content/BoundariesPager.php
index fe95040519..248931d90e 100644
--- a/src/Content/BoundariesPager.php
+++ b/src/Content/BoundariesPager.php
@@ -130,6 +130,9 @@ class BoundariesPager extends Pager
 		return Renderer::replaceMacros($tpl, ['pager' => $data]);
 	}
 
+	/**
+	 * Unsupported method, must be type-compatible
+	 */
 	public function renderFull(int $itemCount): string
 	{
 		throw new \BadMethodCallException();