diff --git a/resources/tester/test_52_17_single_container.py b/resources/tester/test_52_17_single_container.py
index b66cee344..9a176c79d 100644
--- a/resources/tester/test_52_17_single_container.py
+++ b/resources/tester/test_52_17_single_container.py
@@ -28,7 +28,7 @@ def test_하나만_컨테이너와_여러개_컨테이너():
     out = _run()
     assert out["max"] == {
         "pipe.soil_add": None,
-        "pipe.chute_add": None,
+        "pipe.chute_add": 1,  # 54-48 사용자 10-6: 배관 도수로/돌붙임도 하나만
         "ford_pavement.chute": 1,
         "etc.detail": 1,
     }