diff --git a/Justfile b/Justfile
index d71909fd..39c0344c 100644
--- a/Justfile
+++ b/Justfile
@@ -5,7 +5,7 @@ os host action:
         #!/usr/bin/env bash
         set -euo pipefail
 
-        nixpkgs=$(nix-instantiate --eval -E "let sources = import ./nix/sources.nix {}; in sources.nixpkgs.outPath" | jq -r .)
+        nixpkgs=$(nix-instantiate --eval -E "let sources = import ./nix/sources.nix; in sources.nixpkgs.outPath" | jq -r .)
         sudo nixos-rebuild {{ action }} \
                 -I nixpkgs=${nixpkgs} \
                 -I nixos-config=./nix/configurations/{{ host }}.nix \
@@ -17,7 +17,7 @@ install host:
         #!/usr/bin/env bash
         set -euo pipefail
 
-        nixpkgs=$(nix-instantiate --eval -E "let sources = import ./nix/sources.nix {}; in sources.nixpkgs.outPath" | jq -r .)
+        nixpkgs=$(nix-instantiate --eval -E "let sources = import ./nix/sources.nix; in sources.nixpkgs.outPath" | jq -r .)
         sudo nixos-install \
                 -I nixpkgs=${nixpkgs} \
                 -I nixos-config=./nix/configurations/{{ host }}.nix \