diff --git a/file.go b/file.go
index 7cdde53..a3d502e 100644
--- a/file.go
+++ b/file.go
@@ -63,14 +63,14 @@ func copyFile(src, dst string) (error) {
 
 func replaceDelimiters(input string) string {
     replacer := strings.NewReplacer(
-        "/", "／",
-        "\\", "＼",
+        "/", "⧸",
+        "\\", "⧵",
     )
     return replacer.Replace(input)
 }
 
 func sanitizeFilename(filename string) string {
-    invalidFilenameChars := regexp.MustCompile(`[^a-zA-Z0-9._-／＼[[:blank:]]]+`)
+    invalidFilenameChars := regexp.MustCompile(`[^a-zA-Z0-9._-⧸⧵[[:blank:]]]+`)
 
     sanitized := invalidFilenameChars.ReplaceAllString(filename, "-")