diff --git a/test/functional/feature_config_args.py b/test/functional/feature_config_args.py
index 801209b1c00..d1a4cda7a06 100755
--- a/test/functional/feature_config_args.py
+++ b/test/functional/feature_config_args.py
@@ -79,7 +79,7 @@ class ConfArgsTest(BitcoinTestFramework):
             conf.write('')  # clear
 
     def test_log_buffer(self):
-        with self.nodes[0].assert_debug_log(expected_msgs=['Warning: parsed potentially confusing double-negative -connect=0']):
+        with self.nodes[0].assert_debug_log(expected_msgs=['Warning: parsed potentially confusing double-negative -connect=0\n']):
             self.start_node(0, extra_args=['-noconnect=0'])
         self.stop_node(0)