diff --git a/test-requirements.txt b/test-requirements.txt
index 12242d6..f70d55f 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,7 +2,6 @@ hacking>=0.10.2,<0.11
 bashate>=0.2 # Apache-2.0
 flake8>=2.2.4,<=2.4.1
 coverage>=3.6
-discover
 fixtures>=1.3.1
 python-subunit>=0.0.18
 oslosphinx>=2.5.0  # Apache-2.0