diff --git a/tox.ini b/tox.ini
index b5da5cc..cceb3d1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -19,7 +19,9 @@ extras =
   elastic: backend-elastic
   haystack: backend-haystack
   pgsql: backend-pgsql
-commands = pytest --cov --cov-append
+commands =
+  pytest --cov --cov-append regcore regcore_write regcore_read
+  pgsql: pytest --cov --cov-append regcore regcore_write regcore_read regcore_pgsql
 setenv =
   elastic: DJANGO_SETTINGS_MODULE = regcore.settings.elastic
   pgsql: DJANGO_SETTINGS_MODULE = regcore.settings.pgsql