diff --git a/test-requirements.txt b/test-requirements.txt
index 6a1ce5a..3a1e9a1 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -9,7 +9,7 @@ python-subunit
 sphinx>=1.1.2
 oslosphinx
 oslotest>=1.1.0.0a1
-tempest-lib
+os-testr>=0.4.1
 testrepository>=0.0.18
 testscenarios>=0.4
 testtools>=0.9.34
diff --git a/tools/pretty_tox.sh b/tools/pretty_tox.sh
deleted file mode 100644
index dcab82c..0000000
--- a/tools/pretty_tox.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/usr/bin/env bash
-
-set -o pipefail
-
-TESTRARGS=$1
-python setup.py testr --slowest --testr-args="--subunit $TESTRARGS" | subunit-trace -f
\ No newline at end of file
diff --git a/tox.ini b/tox.ini
index 2dc3e95..859967f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,7 +10,7 @@ setenv =
    VIRTUAL_ENV={envdir}
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
-commands = bash tools/pretty_tox.sh '{posargs}'
+commands = ostestr '{posargs}'
 
 [testenv:pep8]
 commands = flake8