diff --git a/tests/src/Functional/HierarchicalFacetIntegrationTest.php b/tests/src/Functional/HierarchicalFacetIntegrationTest.php
index 20f5000..7f3f220 100644
--- a/tests/src/Functional/HierarchicalFacetIntegrationTest.php
+++ b/tests/src/Functional/HierarchicalFacetIntegrationTest.php
@@ -203,6 +203,9 @@ public function testHierarchySorting() {
     $this->assertStringPosition('Child 2', 'Child 1');
   }
 
+  /**
+   * Tests sorting by weight of a taxonomy term.
+   */
   public function testWeightSort() {
     $edit = [
       'facet_settings[translate_entity][status]' => '1',