diff -r a6ca4dbd5316 -r 2162f44d9a3a home.nix
--- a/home.nix	Tue Aug 03 21:36:37 2021 +0200
+++ b/home.nix	Fri Jan 14 15:02:55 2022 +0100
@@ -54,6 +54,7 @@
     pkgs.netpbm       # pnmtops
     pkgs.ghostscript
     pkgs.pdftk
+    pkgs.qpdf
   ];
 
   home.username = "tomas";