diff --git a/tox.ini b/tox.ini
index 56206176af..f078c95140 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,6 +11,7 @@ install_command =
     pip install {opts} {packages}
 whitelist_externals = find
 deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+       -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands =
   stestr run {posargs}
@@ -22,6 +23,7 @@ basepython = python3
 # the API Ref to docs.openstack.org.
 deps =
     -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+    -r{toxinidir}/requirements.txt
     -r{toxinidir}/doc/requirements.txt
 whitelist_externals = rm
 commands =
@@ -92,6 +94,7 @@ whitelist_externals =
 basepython = python3
 deps =
     -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+    -r{toxinidir}/requirements.txt
     -r{toxinidir}/doc/requirements.txt
 whitelist_externals = rm
 commands =
@@ -174,6 +177,7 @@ max-line-length = 79
 basepython = python3
 deps =
     -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+    -r{toxinidir}/requirements.txt
     -r{toxinidir}/doc/requirements.txt
 whitelist_externals = rm
 commands =