1 files changed, 4 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index 7c66248c..7ac8aa74 100644
--- a/tox.ini
+++ b/tox.ini
@@ -34,5 +34,8 @@ commands = bash -c "find {toxinidir} -not -path {toxinidir}/.tox/\* \
    -name \*.rst -type f -print0 | xargs -0 rstcheck --report warning"
 
 [testenv:docs]
-deps = sphinx
+deps =
+   -r{toxinidir}/docs/requirements-docs.txt
+   -chttps://git.onap.org/doc/plain/etc/upper-constraints.os.txt?h=istanbul
+   -chttps://git.onap.org/doc/plain/etc/upper-constraints.onap.txt?h=istanbul
 commands = sphinx-build -W -b html docs docs/build/html