diff --git a/tox.ini b/tox.ini
index 2e3f1ea7..66b74c77 100644
--- a/tox.ini
+++ b/tox.ini
@@ -45,7 +45,6 @@ commands = python setup.py test --coverage --coverage-package-name diskimage_bui
 [testenv:docs]
 deps=
       -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
-      -r{toxinidir}/requirements.txt
       -r{toxinidir}/test-requirements.txt
       -r{toxinidir}/doc/requirements.txt
 basepython = python3