diff --git a/.guix/modules/tiedote-md-package.scm b/.guix/modules/tiedote-md-package.scm
index 7a2909c..10fc735 100644
--- a/.guix/modules/tiedote-md-package.scm
+++ b/.guix/modules/tiedote-md-package.scm
@@ -533,7 +533,7 @@ message header extensions for non-ASCII text
 encoded word extensions (<https://tools.ietf.org/html/rfc2231 RFC 2231>) -
 @@Content-Disposition@@ header field (<https://tools.ietf.org/html/rfc2183 RFC 2183>) - Address syntax in @@From@@ and @@Sender@@ fields
      (<https://tools.ietf.org/html/rfc6854 RFC 6854>)")
-     (license #f))) ;; AGPL-3-or-later
+     (license license:agpl3+)))
 
 (define ghc-concise
   (package