diff --git a/runner/harness/lint.py b/runner/harness/lint.py
index 26b9df1..9e28ae1 100644
--- a/runner/harness/lint.py
+++ b/runner/harness/lint.py
@@ -44,7 +44,9 @@ _ANSI = re.compile(r"\x1b\[[0-9;?]*[A-Za-z]")
 
 # A table row: ┃ R014 ┃ description ┃ error ┃ ✅/❌ ┃ skipped ┃ how-to-fix ┃ — abra renders the
 # grid with HEAVY box-drawing verticals (┃ U+2503); accept the light variant (│ U+2502) too.
-_ROW = re.compile(r"^\s*[│┃]\s*(R\d+)\s*[│┃](.*?)[│┃]\s*(warn|error)\s*[│┃]\s*(✅|❌)\s*[│┃]\s*([^│┃]*)[│┃]")
+_ROW = re.compile(
+    r"^\s*[│┃]\s*(R\d+)\s*[│┃](.*?)[│┃]\s*(warn|error)\s*[│┃]\s*(✅|❌)\s*[│┃]\s*([^│┃]*)[│┃]"
+)
 
 # abra's trailing sentinel when any error-severity rule is unsatisfied (cross-check only).
 _SENTINEL = "critical errors present"