diff --git a/docs/conf.py b/docs/conf.py
index 2394ebe..d17af83 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -73,7 +73,7 @@
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = "en"
 
 # There are two options for replacing |today|: either, you set today to some
 # non-false value, then it is used:
diff --git a/docs/index.rst b/docs/index.rst
index 63bab0a..7ec3371 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -1,11 +1,12 @@
-===============================================================
-EBRAINS/HBP Validation Framework - Python Client: Documentation
-===============================================================
+===========================================================
+EBRAINS Validation Framework - Python Client: Documentation
+===========================================================
 
 .. toctree::
    :maxdepth: 2
 
-.. automodule:: ebrains_validation_framework
+   reference
+
 
 Quick Overview
 ==============
@@ -154,7 +155,7 @@ General Info
 
 
 Regarding EBRAINS Authentication
-============================
+================================
 The Python Client for the Validation Framework attempts to simplify the EBRAINS
 authentication process. It does this as follows:
 
@@ -176,17 +177,8 @@ requests that require authentication. This approach has been found to significan
 speed-up the processing of the requests. If the authentication token expires, or is
 found to be invalid, then the user would again be given the above two options.
 
-TestLibrary
-===========
-.. autoclass:: TestLibrary
-    :members:
 
-ModelCatalog
-============
-.. autoclass:: ModelCatalog
-    :members:
+Reference
+=========
 
-Utilities
-============
-.. automodule:: ebrains_validation_framework.utils
-   :members:
+See :doc:`reference`.
diff --git a/docs/reference.rst b/docs/reference.rst
new file mode 100644
index 0000000..fd3293e
--- /dev/null
+++ b/docs/reference.rst
@@ -0,0 +1,22 @@
+=======================
+Reference documentation
+=======================
+
+.. automodule:: ebrains_validation_framework
+
+
+
+TestLibrary
+===========
+.. autoclass:: TestLibrary
+    :members:
+
+ModelCatalog
+============
+.. autoclass:: ModelCatalog
+    :members:
+
+Utilities
+=========
+.. automodule:: ebrains_validation_framework.utils
+   :members: