diff --git a/.readthedocs.yml b/.readthedocs.yml
index 93f9723..c85d6b6 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -18,7 +18,6 @@ sphinx:
   fail_on_warning: true
 
 python:
-  system_packages: false
   install:
     - method: pip
       path: .