diff --git a/.docker/Dockerfile b/.docker/Dockerfile
index 14c3c1efc5b3974f6952b5ed439723c58b4627a5..ab4c5ca9aa1a30231f50ba7b8e60a748b11b6d66 100644
--- a/.docker/Dockerfile
+++ b/.docker/Dockerfile
@@ -37,6 +37,7 @@ RUN pip3 install --break-system-packages \
   pylint \
   recommonmark \
   sphinx-rtd-theme \
+  sphinx-jsonschema \
   ;
 COPY .docker/wait-for-it.sh /wait-for-it.sh
 ARG PYLIB
diff --git a/README_SETUP.md b/README_SETUP.md
index be38b727eaec6e277ac621f25f2bdd67f3ee5621..3ad25de75f8bf78c775c4a9f5db21bf7f475af19 100644
--- a/README_SETUP.md
+++ b/README_SETUP.md
@@ -24,6 +24,7 @@ dependencies, i.e., `pip install .[h5-crawler,spss]`.
 - `sphinx-autoapi`
 - `recommonmark`
 - `sphinx-rtd-theme`
+- `sphinx-jsonschema`
 
 ### How to contribute ###