diff --git a/nixos-mailserver/pkg-roundcube.nix b/nixos-mailserver/pkg-roundcube.nix
index 35ba4a2..530dc42 100644
--- a/nixos-mailserver/pkg-roundcube.nix
+++ b/nixos-mailserver/pkg-roundcube.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "Roundcube";
     homepage    = https://roundcube.net/;
-    license     = licenses.agpl3;
+    license     = licenses.gpl3Plus;
     maintainers = with maintainers; [ tokudan ];
     platforms   = platforms.all;
   };