diff --git a/.readthedocs.yml b/.readthedocs.yml
index c717d9f..6127f7f 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -13,4 +13,6 @@ build:
 
 python:
   install:
-    - requirements: docs/requirements.txt
\ No newline at end of file
+    - requirements: docs/requirements.txt
+    - method: pip
+      path: .
diff --git a/test/test_worms.py b/test/test_worms.py
index 6a64b9c..1ffc78a 100644
--- a/test/test_worms.py
+++ b/test/test_worms.py
@@ -46,6 +46,12 @@ def test_get_descendants_names(self):
         descendants = worms.get_descendants_names('Bathochordaeus')
         self.assertIsNotNone(descendants)
         self.assertIn('Bathochordaeus charon', descendants)
+        
+        siph_all_descendants = worms.get_descendants_names('Siphonophorae', accepted=False)
+        siph_accepted_descendants = worms.get_descendants_names('Siphonophorae', accepted=True)
+        self.assertIsNotNone(siph_all_descendants)
+        self.assertIsNotNone(siph_accepted_descendants)
+        self.assertGreater(len(siph_all_descendants), len(siph_accepted_descendants))
 
         siph_all_descendants = worms.get_descendants_names('Siphonophorae', accepted=False)
         siph_accepted_descendants = worms.get_descendants_names('Siphonophorae', accepted=True)