diff --git a/EIPS/eip-681.md b/EIPS/eip-681.md
index 1b1f27c3..1174c3c5 100644
--- a/EIPS/eip-681.md
+++ b/EIPS/eip-681.md
@@ -6,7 +6,6 @@
     Type: Standard Track
     Category: ERC
     Status: Draft
-    Replaces: 67
     Created: 2017-08-01
     Requires: 20, 137
 
@@ -76,3 +75,7 @@ The proposed format is chosen to resemble `bitcoin:` URLs as closely as possible
 
 ## Compatibility and Versioning
 Future upgrades that are partially or fully incompatible with this proposal should introduce a version prefix to `target_address` that is separated by a dash (`-`) character from whatever follows it. Exact specifications lie outside the scope of this document.
+
+## Copyright
+
+Copyright and related rights waived via [CC0](https://creativecommons.org/publicdomain/zero/1.0/).