diff --git a/test-requirements.txt b/test-requirements.txt
index 664dfde..d0a7ce6 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,4 +11,4 @@ oslosphinx>=4.7.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
-mock>=2.0 # BSD
+mock>=2.0.0 # BSD