diff --git a/Source/SwiftLintCore/Models/Location.swift b/Source/SwiftLintCore/Models/Location.swift
index 1c600ac98..b17368a38 100644
--- a/Source/SwiftLintCore/Models/Location.swift
+++ b/Source/SwiftLintCore/Models/Location.swift
@@ -32,7 +32,9 @@ public struct Location: CustomStringConvertible, Comparable, Codable, Sendable {
             return file
         }
 
-        return fileComponents.dropFirst(baseComponents.count).joined(separator: "/")
+        return fileComponents.dropFirst(baseComponents.count).reduce(into: URL(filePath: "")) {
+            $0.append(component: $1)
+        }.relativePath
     }
 
     /// Creates a `Location` by specifying its properties directly.