diff --git a/pkgs/tools/typesetting/pdfchain/default.nix b/pkgs/tools/typesetting/pdfchain/default.nix
index 09122d60bc0d..84ed38b3836d 100644
--- a/pkgs/tools/typesetting/pdfchain/default.nix
+++ b/pkgs/tools/typesetting/pdfchain/default.nix
@@ -49,7 +49,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "A graphical user interface for the PDF Toolkit (PDFtk)";
     homepage = "https://pdfchain.sourceforge.io";
-    license = licenses.gpl3Only;
+    license = licenses.gpl3Plus;
     maintainers = with maintainers; [ hqurve ];
     platforms = platforms.linux;
   };