diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -86,3 +86,7 @@ server {
     }
 }
 ```
+
+## Thanks
+
+- lto-info is ported from [https://github.com/speed47/lto-info], added ability to read barcode from cartridge memory. Thanks, @speed47!
diff --git a/cmd/lto-info/lto-info b/cmd/lto-info/lto-info
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