diff --git a/ci/default.nix b/ci/default.nix
index 348f43470c603b94805a13020c50e2891ac65bc4..d5c64a584befeac96bca3eb718be1dcf66c348a8 100644
--- a/ci/default.nix
+++ b/ci/default.nix
@@ -1,8 +1,7 @@
 let
   pkgs = import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/18.03.tar.gz") {};
   kapack = import
-    ( fetchTarball "https://github.com/oar-team/kapack/archive/master.tar.gz")
-  { inherit pkgs; };
+    ( fetchTarball "https://github.com/oar-team/kapack/archive/master.tar.gz") {};
 in
 
 let