diff --git a/fail2ban/tests/databasetestcase.py b/fail2ban/tests/databasetestcase.py
index 99c050a3..05bd8f9f 100644
--- a/fail2ban/tests/databasetestcase.py
+++ b/fail2ban/tests/databasetestcase.py
@@ -367,6 +367,7 @@ class BanTimeIncr(unittest.TestCase):
 		restored_tickets[0].setRestored(True)
 		self.assertTrue(restored_tickets[0].getRestored())
 		# increase ban multiple times:
+		lastBanTime = 20
 		for i in xrange(10):
 			ticket.setTime(stime + lastBanTime + 5)
 			banTime = a.incrBanTime(ticket)