diff --git a/voctocore/tests/helper/voctomix_test.py b/voctocore/tests/helper/voctomix_test.py
index 077f3ad3..29d97aa8 100644
--- a/voctocore/tests/helper/voctomix_test.py
+++ b/voctocore/tests/helper/voctomix_test.py
@@ -22,7 +22,7 @@ def setUp(self):
         lib.config.Config.resetToDefaults()
 
     def assertContainsIgnoringWhitespace(self, text, search):
-        regex = search.replace(" ", "\\s*")
+        regex = search.replace(" ", r"\s*")
 
         try:
             self.assertRegex(text, regex)
diff --git a/voctogui/lib/connection.py b/voctogui/lib/connection.py
index da1219ec..caddbe2c 100644
--- a/voctogui/lib/connection.py
+++ b/voctogui/lib/connection.py
@@ -17,7 +17,7 @@ def establish(host):
 
     log.info('establishing Connection to %s', host)
     conn = socket.create_connection((host, port))
-    log.debug('Connection successful \\o/')
+    log.debug(r'Connection successful \o/')
 
     ip = conn.getpeername()[0]
     log.debug('Remote-IP is %s', ip)