diff --git a/README.md b/README.md
index 46a9b8d..71f969d 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@ By default, shows xpaths expressions starting at the root element but it can sta
ⓘ Check pyxml2xpath python implementation here!
+[](https://www.paypal.com/donate/?hosted_button_id=WBY3Y35L2P7UQ)
+
Table of contents
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