diff --git a/docs/license.rst b/docs/license.rst
index f434c48..ba65b76 100644
--- a/docs/license.rst
+++ b/docs/license.rst
@@ -15,7 +15,7 @@
 
 O-RAN Software License
 ----------------------
-The O-RAN Specification Code Project is an O-RAN Alliance project. Its objective is to allow contributions that will acknowledge essential patents. The project leverages the `O-RAN Software License <https://static1.squarespace.com/static/5ad774cce74940d7115044b0/t/5d510f6927cc360001d337e2/1565593453879/O-RAN+Software+License+v.1.0_6-11-19_clean.pdf>`_.
+The O-RAN Specification Code Project is an O-RAN Alliance project. Its objective is to allow contributions that will acknowledge essential patents. The project leverages the `O-RAN Software License <https://assets-global.website-files.com/60b1962ffda0a42f779c765b/60d700623d931ee5ed9093d2_O-RAN%2BSoftware%2BLicense%2Bv.1.0_6-11-19_clean.pdf>`_.
 
 
 Creative Commons Attribution 4.0 International License
diff --git a/tox.ini b/tox.ini
index a2250a7..5fc51fe 100644
--- a/tox.ini
+++ b/tox.ini
@@ -14,7 +14,8 @@
     sphinxcontrib-httpdomain
     recommonmark
     lfdocs-conf
-
+    urllib3~=1.26.15
+allowlist_externals = echo
 commands =
     sphinx-build -W -b html -n -d {envtmpdir}/doctrees ./docs/ {toxinidir}/docs/_build/html
 
@@ -29,4 +30,5 @@
        sphinxcontrib-httpdomain
        recommonmark
        lfdocs-conf
+       urllib3~=1.26.15
 commands = sphinx-build -W -b linkcheck -d {envtmpdir}/doctrees ./docs/ {toxinidir}/docs/_build/linkcheck