diff --git a/nixos-infect b/nixos-infect
index 70f1b4d..9d4cf72 100644
--- a/nixos-infect
+++ b/nixos-infect
@@ -313,7 +313,7 @@ infect() {
   #addgroup nixbld -g 30000 || true
   #for i in {1..10}; do adduser -DH -G nixbld nixbld$i || true; done
 
-  curl -L https://nixos.org/nix/install | sh
+  curl -L https://nixos.org/nix/install | sh -s -- --no-channel-add
 
   # shellcheck disable=SC1090
   source ~/.nix-profile/etc/profile.d/nix.sh