diff --git a/tox.ini b/tox.ini
index 9d204efd..643508da 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,6 +20,7 @@ setenv = VIRTUAL_ENV={envdir}
          OSTF_DB_ROOT=postgres
          OSTF_DB_ROOTPW=insecure_slave
          OSTF_DB_ROOTPGPASS={toxinidir}/pgpass
+passenv = http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 deps = -r{toxinidir}/test-requirements.txt
 commands =
     /bin/bash "{toxinidir}/etc/tools/prepare_settings.sh"