diff --git a/pkgs/applications/terminal-emulators/rxvt-unicode-plugins/urxvt-theme-switch/default.nix b/pkgs/applications/terminal-emulators/rxvt-unicode-plugins/urxvt-theme-switch/default.nix
index 3a1151e8ae77..78867cb6f685 100644
--- a/pkgs/applications/terminal-emulators/rxvt-unicode-plugins/urxvt-theme-switch/default.nix
+++ b/pkgs/applications/terminal-emulators/rxvt-unicode-plugins/urxvt-theme-switch/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     description = "urxvt plugin that allows to switch color themes during runtime";
     homepage = "https://github.com/felixr/urxvt-theme-switch";
-    license = "CCBYNC";
+    license = lib.licenses.cc-by-nc-30;
     maintainers = [ ];
     platforms = platforms.unix;
   };