diff --git a/README.md b/README.md
index a6dff36..728128c 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
 # `wikidata` - Rust bindings for Wikidata
 
-This crate has Rust bindings for Wikidata to make it easy to use data from Wikidata in Rust programs.
+This crate has unofficial Rust bindings for Wikidata to make it easy to use data from Wikidata in Rust programs.
+
+
+---
+Wikidata is a trademark of the Wikimedia Foundation and is used with the permission of the Wikimedia Foundation. We are not endorsed by or affiliated with the Wikimedia Foundation.