diff --git a/fail2ban/tests/clientreadertestcase.py b/fail2ban/tests/clientreadertestcase.py
index 6c0d9226..9e5f0dfe 100644
--- a/fail2ban/tests/clientreadertestcase.py
+++ b/fail2ban/tests/clientreadertestcase.py
@@ -448,9 +448,9 @@ class FilterReaderTest(unittest.TestCase):
 		self.assertSortedEqual(c, output)
 
 	def testFilterReaderSubstitionSection(self):
-		output = [['set', 'jailname', 'addfailregex', '^\s*to=fail2ban@localhost fromip=<IP>\s*$']]
+		output = [['set', 'jailname', 'addfailregex', '^\\s*to=fail2ban@localhost fromip=<IP>\\s*$']]
 		filterName, filterOpt = extractOptions(
-			'substition[failregex="^\s*<Definition/failregex>\s*$", honeypot="<default/honeypot>"]')
+			'substition[failregex="^\\s*<Definition/failregex>\\s*$", honeypot="<default/honeypot>"]')
 		filterReader = FilterReader('substition', "jailname", filterOpt,
 		  share_config=TEST_FILES_DIR_SHARE_CFG, basedir=TEST_FILES_DIR)
 		filterReader.read()
diff --git a/fail2ban/tests/fail2banclienttestcase.py b/fail2ban/tests/fail2banclienttestcase.py
index 34a050b3..121a3b40 100644
--- a/fail2ban/tests/fail2banclienttestcase.py
+++ b/fail2ban/tests/fail2banclienttestcase.py
@@ -341,7 +341,9 @@ def with_foreground_server_thread(startextra={}):
 						# wait for end sign:
 						Utils.wait_for(lambda: phase.get('end', None) is not None, MAX_WAITTIME)
 						self.assertTrue(phase.get('end', None))
-						self.assertLogged("Shutdown successful", "Exiting Fail2ban", all=True)
+						self.assertLogged("Shutdown successful", "Exiting Fail2ban", all=True, wait=MAX_WAITTIME)
+					# set to NOP: avoid dual call
+					self.stopAndWaitForServerEnd = lambda *args, **kwargs: None
 				self.stopAndWaitForServerEnd = _stopAndWaitForServerEnd
 				# wait for start thread:
 				Utils.wait_for(lambda: phase.get('start', None) is not None, MAX_WAITTIME)
@@ -362,7 +364,6 @@ def with_foreground_server_thread(startextra={}):
 					# so don't kill (same process) - if success, just wait for end of worker:
 					if phase.get('end', None):
 						th.join()
-				self.stopAndWaitForServerEnd = None
 				tearDownMyTime()
 		return wrapper
 	return _deco_wrapper
diff --git a/fail2ban/tests/fail2banregextestcase.py b/fail2ban/tests/fail2banregextestcase.py
index 148d774c..b1786c03 100644
--- a/fail2ban/tests/fail2banregextestcase.py
+++ b/fail2ban/tests/fail2banregextestcase.py
@@ -292,7 +292,7 @@ class Fail2banRegexTest(LogCaptureTestCase):
 
 	def testRegexEpochPatterns(self):
 		(opts, args, fail2banRegex) = _Fail2banRegex(
-			"-r", "-d", "^\[{LEPOCH}\]\s+", "--maxlines", "5",
+			"-r", "-d", r"^\[{LEPOCH}\]\s+", "--maxlines", "5",
 			"[1516469849] 192.0.2.1 FAIL: failure\n"
 			"[1516469849551] 192.0.2.2 FAIL: failure\n"
 			"[1516469849551000] 192.0.2.3 FAIL: failure\n"