From 434d5f54bd879385af5dd993cd62d2d9e3e4a481 Mon Sep 17 00:00:00 2001
From: sarymo <wokanami@gmail.com>
Date: Wed, 3 Sep 2025 08:39:30 +0800
Subject: [PATCH] Update wrapper.go

---
 epub/wrapper.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/epub/wrapper.go b/epub/wrapper.go
index 3a61fe5..dc5a0a7 100644
--- a/epub/wrapper.go
+++ b/epub/wrapper.go
@@ -339,6 +339,8 @@ func addDirContentToZip(zipWriter *zip.Writer, dirPath string, method uint16) er
 			return err
 		}
 
+        relPath = filepath.ToSlash(relPath)
+
 		file, err := os.Open(filePath)
 		if err != nil {
 			return err