diff --git a/autovpn/test/test_vpn_app.py b/autovpn/test/test_vpn_app.py
index 93a796f168a3d64878ed335504b3acec5dc95b8b..4549fd20054ef0b5a48a2d5cc531351d6c9bb4e6 100644
--- a/autovpn/test/test_vpn_app.py
+++ b/autovpn/test/test_vpn_app.py
@@ -12,6 +12,8 @@ class VpnAppTest(unittest.TestCase):
         self.config = {
             'DEBUG': 'true',
             'SECRET_KEY': 'somesecret',
+            'SIGNER_SECRET': 'abracadabra',
+            'CACHE_DIR': self.tmpdir,
             'VPN_CA_ROOT': self.tmpdir,
             'VPN_CA_SUBJECT': {'CN': 'test CA', 'O': 'test'},
             'VPN_CA_BITS': 1024,