diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b787b4584f27c0d4a06ba41f62984d5ca1d6a27f..c6d2148a7f4451c76a0124c6a2798385a3575518 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,6 +15,7 @@ before_script:
 build_docs:
   stage: build
   script:
+    - cp specs docs/source/specs
     - sphinx-build -b html $DOCS_DIR/source $BUILD_DIR
   artifacts:
     paths:
diff --git a/docs/source/conf.py b/docs/source/conf.py
index a1d7e8cc6d4c42556a2ba23c41d1e63c2a2fd760..2696bc79b6806051f0435350f4c4cb4c31f023ce 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -49,7 +49,7 @@ exclude_patterns = []
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_theme = 'alabaster'
+html_theme = 'sphinx-rtd-theme'
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
diff --git a/docs/source/index.rst b/docs/source/index.rst
index c81337d1afe90669c532e01d3a780b6f6a676f07..3ee04acd2f05f6941fb9164f44c9ab8d6e81448c 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -1,8 +1,3 @@
-.. KM3NeT Dataformat Specifications documentation master file, created by
-   sphinx-quickstart on Tue Aug 20 09:58:21 2024.
-   You can adapt this file completely to your liking, but it should at least
-   contain the root `toctree` directive.
-
 Welcome to KM3NeT Dataformat Specifications's documentation!
 ============================================================
 
@@ -10,6 +5,7 @@ Welcome to KM3NeT Dataformat Specifications's documentation!
    :maxdepth: 2
    :caption: Contents:
 
+   testdomain
 
 
 Indices and tables
diff --git a/docs/source/testdomain.rst b/docs/source/testdomain.rst
new file mode 100644
index 0000000000000000000000000000000000000000..34e4379e460d033090db651011db67d5e29c56ab
--- /dev/null
+++ b/docs/source/testdomain.rst
@@ -0,0 +1,3 @@
+
+
+.. jsonschema:: specs/templates/dataformat_standard.json
diff --git a/requirements.txt b/requirements.txt
index c6b464c3f749e95239ab44e8b892d76b8aae5fd4..305a62a2dc76081357228d200b754f89abc40564 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 sphinx
+sphinx-rtd-theme
 sphinx-jsonschema
diff --git a/specs/templates/dataformat_standard.js b/specs/templates/dataformat_standard.json
similarity index 100%
rename from specs/templates/dataformat_standard.js
rename to specs/templates/dataformat_standard.json