diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index d346978..34db109 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -9,7 +9,7 @@ build:
       - pip install poetry
       - poetry config virtualenvs.create false
     post_install:
-      - poetry install --with dev
+      - VIRTUAL_ENV=$READTHEDOCS_VIRTUALENV_PATH poetry install --with dev
 
 sphinx:
    configuration: docs/source/conf.py