diff --git a/.readthedocs.yml b/.readthedocs.yml
index 1b2abda4..46210d3a 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -8,6 +8,8 @@ version: 2
 # Set the version of Python and other tools you might need
 build:
   os: ubuntu-20.04
+  apt_packages:
+    - redis
   tools:
     python: "3.10"