diff --git a/mac/Sources/Byre/TranscriptBuilder.swift b/mac/Sources/Byre/TranscriptBuilder.swift
index f5e178c..4006b7c 100644
--- a/mac/Sources/Byre/TranscriptBuilder.swift
+++ b/mac/Sources/Byre/TranscriptBuilder.swift
@@ -878,7 +878,10 @@ private func toolTarget(_ input: (any Sendable)?, _ root: String) -> String {
 }
 
 private func relative(_ path: String, _ root: String) -> String {
-    !root.isEmpty && path.hasPrefix("\(root)/") ? String(path.dropFirst(root.count + 1)) : path
+    guard !root.isEmpty, let r = path.range(of: "\(root)/", options: [.anchored, .caseInsensitive]) else {
+        return path
+    }
+    return String(path[r.upperBound...])
 }
 
 private func resultText(_ content: (any Sendable)?) -> String {