diff --git a/.deployment/Dockerfile b/.deployment/Dockerfile
index 70fc5a54..de475f7c 100644
--- a/.deployment/Dockerfile
+++ b/.deployment/Dockerfile
@@ -16,7 +16,7 @@ COPY package-lock.json /web/package-lock.json
 RUN npm ci
 
 # install Python specific requirements
-RUN pip install django psycopg2-binary Pillow uWSGI docutils Sphinx sphinx-toolbox furo
+RUN pip install django psycopg2-binary Pillow uWSGI docutils Sphinx sphinx-toolbox furo==2023.8.19
 RUN pip install https://github.com/jrief/django-sphinx-view/archive/refs/heads/main.zip
 
 # copy project relevant files into container