diff --git a/requirements-test.txt b/requirements-test.txt
index 78bd023..4e52044 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,7 +1,8 @@
 pytest
 aioresponses
 pytest_asyncio
 pytest_flask
+pytest-mock
 swh.core[testing-core]
 swh.model[testing]
 asynctest