diff --git a/requirements.in b/requirements.in
index 9ab570d116fa7129bd01f9aeea7fb99e7a55eaa7..b17aaf3478b42dfebd8d18681552a9c20f2d0a3d 100644
--- a/requirements.in
+++ b/requirements.in
@@ -21,3 +21,4 @@ sphinxcontrib-versioning
 sphinx-multiversion
 recommonmark
 sphinx-markdown-tables
+sphinx-autobuild
diff --git a/requirements.txt b/requirements.txt
index e87b1cbb5c0368ed4d8d012e17cf6628ae028018..bdb93ba9e061eefe5a24e564c083c783802e28f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,30 +1,15 @@
-#######################################################################################
-# Copyright ETSI Contributors and Others.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#######################################################################################
-
 alabaster==0.7.12
     # via sphinx
-babel==2.10.1
+babel==2.10.3
     # via sphinx
-certifi==2022.5.18.1
+certifi==2022.6.15
     # via requests
-charset-normalizer==2.0.12
+charset-normalizer==2.1.0
     # via requests
 click==8.1.3
     # via sphinxcontrib-versioning
+colorama==0.4.5
+    # via sphinx-autobuild
 colorclass==2.2.2
     # via sphinxcontrib-versioning
 commonmark==0.9.1
@@ -36,15 +21,17 @@ docutils==0.17.1
     #   sphinx-rtd-theme
 idna==3.3
     # via requests
-imagesize==1.3.0
+imagesize==1.4.1
     # via sphinx
-importlib-metadata==4.11.4
+importlib-metadata==4.12.0
     # via
     #   markdown
     #   sphinx
 jinja2==3.1.2
     # via sphinx
-markdown==3.3.7
+livereload==2.6.3
+    # via sphinx-autobuild
+markdown==3.4.1
     # via sphinx-markdown-tables
 markupsafe==2.1.1
     # via jinja2
@@ -58,18 +45,23 @@ pytz==2022.1
     # via babel
 recommonmark==0.7.1
     # via -r requirements.in
-requests==2.28.0
+requests==2.28.1
     # via sphinx
+six==1.16.0
+    # via livereload
 snowballstemmer==2.2.0
     # via sphinx
-sphinx==5.0.1
+sphinx==5.1.1
     # via
     #   -r requirements.in
     #   recommonmark
+    #   sphinx-autobuild
     #   sphinx-multiversion
     #   sphinx-rtd-theme
     #   sphinxcontrib-versioning
-sphinx-markdown-tables==0.0.15
+sphinx-autobuild==2021.3.14
+    # via -r requirements.in
+sphinx-markdown-tables==0.0.17
     # via -r requirements.in
 sphinx-multiversion==0.2.4
     # via -r requirements.in
@@ -89,7 +81,9 @@ sphinxcontrib-serializinghtml==1.1.5
     # via sphinx
 sphinxcontrib-versioning==2.2.1
     # via -r requirements.in
-urllib3==1.26.9
+tornado==6.2
+    # via livereload
+urllib3==1.26.11
     # via requests
-zipp==3.8.0
+zipp==3.8.1
     # via importlib-metadata
diff --git a/tox.ini b/tox.ini
index a347cf576de2441dc01d39968d9683fc90bc1575..5dd2969051b85e047994b3cb6a976c340c1bab92 100644
--- a/tox.ini
+++ b/tox.ini
@@ -23,7 +23,7 @@ skipsdist = True
 toxworkdir = /tmp/.tox
 
 [testenv]
-basepython = python3.8
+basepython = python3
 setenv = VIRTUAL_ENV={envdir}
          PYTHONDONTWRITEBYTECODE = 1
 deps =  -r{toxinidir}/requirements.txt
@@ -57,6 +57,18 @@ whitelist_externals =
         sh
         rm
 
+#######################################################################################
+[testenv:run]
+deps =  {[testenv]deps}
+commands =
+        rm -rf _build/html
+        sphinx-multiversion . _build/html
+        sphinx-autobuild . -b dirhtml -a _build/html --host 0.0.0.0 --port 8001
+        # sh -c './fix_cross_references.sh'
+whitelist_externals =
+        sh
+        rm
+
 
 #######################################################################################
 [testenv:publish]