diff --git a/test-requirements.txt b/test-requirements.txt
index 9ef956a..763f0ba 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,6 +7,6 @@
 python-subunit>=0.0.18 # Apache-2.0/BSD
 oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
 reno>=1.6.2 # Apache2
-mock>=1.2 # BSD
+mock>=2.0 # BSD
 coverage>=3.6 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0