diff --git a/.readthedocs.yml b/.readthedocs.yml
index 06d700e..3781d94 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -21,6 +21,5 @@ formats: all
 
 # Optionally set the version of Python and requirements required to build your docs
 python:
-    system_packages: true
     install:
       - requirements: doc/rtd-requirements.txt