diff --git a/resources/tester/test_b05_min_cover_guard.py b/resources/tester/test_b05_min_cover_guard.py
index ee6889c60..926d876a8 100644
--- a/resources/tester/test_b05_min_cover_guard.py
+++ b/resources/tester/test_b05_min_cover_guard.py
@@ -18,9 +18,7 @@ RENDER = (PROJECT_ROOT / "B05_Profile" / "B05_Profile_UI_Profile_Render.ts").rea
     encoding="utf-8"
 )
 # 종단 패널 본체는 종단도 한 벌로 옮겼다(계획서 24-2c) — 편집 한 길도 그 안에 있다.
-PANEL = (PROJECT_ROOT / "A00_Common" / "design" / "design_profile.ts").read_text(
-    encoding="utf-8"
-)
+PANEL = (PROJECT_ROOT / "A00_Common" / "design" / "design_profile.ts").read_text(encoding="utf-8")
 GUARD = (PROJECT_ROOT / "B05_Profile" / "B05_Profile_UI_Profile_MinCover.ts").read_text(
     encoding="utf-8"
 )
@@ -79,7 +77,7 @@ def test_source_guard_sits_on_the_single_apply_path():
     `_Profile_Panel.applyEdits` 한 곳에서만 부른다 — 화면 쪽에는 사본을 두지 않는다.
     """
     assert (
-        "if (blocksMinCover(base, alignment, candidate, enforceMinCover, minCoverTargets)) return;"
+        "if (blocksMinCover(base, alignment, candidate, enforceMinCover, minCoverTargets)) return false;"
         in PANEL
     )
     assert PANEL.count("blocksMinCover(") == 1  # 부르는 자리는 한 곳뿐.
@@ -99,9 +97,9 @@ def test_source_old_diameter_formula_removed():
     assert "minCoverTargets: () => minCoverTargets" in PANEL
 
 
-ALIGNMENT = (PROJECT_ROOT / "B05_Profile" / "logic" / "B05_Profile_UI_Profile_Alignment.ts").read_text(
-    encoding="utf-8"
-)
+ALIGNMENT = (
+    PROJECT_ROOT / "B05_Profile" / "logic" / "B05_Profile_UI_Profile_Alignment.ts"
+).read_text(encoding="utf-8")
 
 
 def test_shift_moves_hinges_not_fixed_ends():