1 files changed, 3 insertions, 1 deletions
diff --git a/tox.ini b/tox.ini
index 668590611..3b1d2eae5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -19,7 +19,9 @@ setenv=
   DISABLE_SQLALCHEMY_CEXT=1
 
 # see also .coveragerc
-deps=coverage
+deps=pytest-cov
+     coverage
+     mock
 commands=
   python -m pytest --cov=sqlalchemy --cov-report term --cov-report xml \
     --exclude-tag memory-intensive \