diff --git a/fail2ban/tests/utils.py b/fail2ban/tests/utils.py
index 1e05c911..bd4c7e02 100644
--- a/fail2ban/tests/utils.py
+++ b/fail2ban/tests/utils.py
@@ -296,7 +296,7 @@ def initTests(opts):
 
 	# precache all invalid ip's (TEST-NET-1, ..., TEST-NET-3 according to RFC 5737):
 	c = DNSUtils.CACHE_ipToName
-	c.clear = lambda: logSys.warn('clear CACHE_ipToName is disabled in test suite')
+	c.clear = lambda: logSys.warning('clear CACHE_ipToName is disabled in test suite')
 	# increase max count and max time (too many entries, long time testing):
 	c.setOptions(maxCount=10000, maxTime=5*60)
 	for i in range(256):
@@ -314,7 +314,7 @@ def initTests(opts):
 		c.set('8.8.4.4', 'dns.google')
 		# precache all dns to ip's used in test cases:
 		c = DNSUtils.CACHE_nameToIp
-		c.clear = lambda: logSys.warn('clear CACHE_nameToIp is disabled in test suite')
+		c.clear = lambda: logSys.warning('clear CACHE_nameToIp is disabled in test suite')
 		for i in (
 			('999.999.999.999', set()),
 			('abcdef.abcdef', set()),