diff --git a/bip-0340.mediawiki b/bip-0340.mediawiki
index 7afd6605..588fbbe4 100644
--- a/bip-0340.mediawiki
+++ b/bip-0340.mediawiki
@@ -9,6 +9,9 @@
   Status: Final
   Type: Standards Track
   License: BSD-2-Clause
+  License-Code: BSD-2-Clause
+                MIT
+                CC0-1.0
   Created: 2020-01-19
   Post-History: 2018-07-06: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2018-July/016203.html [bitcoin-dev] Schnorr signatures BIP
 </pre>
@@ -284,7 +287,10 @@ Blind Schnorr signatures could for example be used in [https://github.com/Elemen
 
 == Test Vectors and Reference Code ==
 
-For development and testing purposes, we provide a [[bip-0340/test-vectors.csv|collection of test vectors in CSV format]] and a naive, highly inefficient, and non-constant time [[bip-0340/reference.py|pure Python 3.7 reference implementation of the signing and verification algorithm]].
+For development and testing purposes, we provide a [[bip-0340/test-vectors.csv|collection of test vectors in CSV format]],
+a naive, highly inefficient, and non-constant time [[bip-0340/reference.py|pure Python 3.7 reference implementation of the signing and verification algorithm]]
+as well as the [[bip340/test-vectors.py|script used to generate the test vectors]]
+under the BSD-2-Clause License, or the MIT License, or CC0 1.0, at your choice.
 The reference implementation is for demonstration purposes only and not to be used in production environments.
 
 == Changelog ==
@@ -294,6 +300,7 @@ To help implementers understand updates to this BIP, we keep a list of substanti
 * 2022-08: Fix function signature of lift_x in reference code
 * 2023-04: Allow messages of arbitrary size
 * 2024-05: Update "Applications" section with more recent references
+* 2025-04: Change license of test vectors and code
 
 == Footnotes ==
 
diff --git a/bip-0340/LICENSE b/bip-0340/LICENSE
new file mode 100644
index 00000000..6ad8fcfb
--- /dev/null
+++ b/bip-0340/LICENSE
@@ -0,0 +1,11 @@
+BSD-2-Clause OR MIT OR CC0-1.0
+
+The contents of this directory are provided under one of the following sets of
+terms, at your choice:
+
+ - The BSD-2-Clause License
+   https://opensource.org/license/BSD-2-Clause
+ - The MIT License
+   https://opensource.org/license/MIT
+ - CC0 1.0
+   https://creativecommons.org/publicdomain/zero/1.0/