diff --git a/readthedocs.yml b/readthedocs.yml
index c64fa1b7b02..9ed8d28eaf2 100644
--- a/readthedocs.yml
+++ b/readthedocs.yml
@@ -1,8 +1,13 @@
+version: 2
+
 build:
     image: latest
+
 conda:
-    file: ci/requirements/doc.yml
+    environment: ci/requirements/doc.yml
+
 python:
     version: 3.7
-    setup_py_install: false
+    install: []
+
 formats: []