diff --git a/modules/services/webhook-deploy.nix b/modules/services/webhook-deploy.nix
index c30024b..79bc8b8 100644
--- a/modules/services/webhook-deploy.nix
+++ b/modules/services/webhook-deploy.nix
@@ -37,6 +37,7 @@ let
 
   updateScript = site: pkgs.writeShellScript "do-update-${site.name}" ''
     set -euo pipefail
+    export PATH=/run/current-system/sw/bin:$PATH
     cd /etc/nixos
     OLD=$(${pkgs.jq}/bin/jq -r '.nodes.${site.input}.locked.rev' flake.lock)
     nix flake update ${site.input}