1 files changed, 4 insertions, 1 deletions

diff --git a/shell.nix b/shell.nix
index e9b016a..a737e97 100644
--- a/shell.nix
+++ b/shell.nix
@@ -3,5 +3,8 @@
 
 pkgs.stdenv.mkDerivation {
   name = "uni-env";
-  buildInputs = [ pkgs.haskellPackages.pandoc pkgs.gup ];
+  buildInputs = [ pkgs.haskellPackages.pandoc
+                  pkgs.gup
+                  pkgs.zip
+                ];
 }