diff --git a/build.sh b/build.sh
index b6672c9..ddd86a6 100755
--- a/build.sh
+++ b/build.sh
@@ -18,7 +18,7 @@ if [ "${ROOT}" = "/" ]; then
     [ -f "host/${CONFIG}/hooks/pre-rebuild.sh" ] && host/${CONFIG}/hooks/pre-rebuild.sh
     [ ! -f "hardware-configuration.nix" ] && nixos-generate-config --show-hardware-config > hardware-configuration.nix
     git add -f hardware-configuration.nix
-    nom build $DERIVATION $EXTRA_NIX_FLAGS && nixos-rebuild switch --flake .#${CONFIG} --upgrade-all $EXTRA_NIX_FLAGS --use-remote-sudo || exit 1
+    nom build $DERIVATION $EXTRA_NIX_FLAGS && nixos-rebuild switch --flake .#${CONFIG} --upgrade-all $EXTRA_NIX_FLAGS --use-remote-sudo --fast || exit 1
     #nixos-rebuild switch --flake ".#${CONFIG}" -j`nproc` --upgrade-all -L || exit 1
     [ -f "host/${CONFIG}/hooks/post-rebuild.sh" ] && host/${CONFIG}/hooks/post-rebuild.sh
     git rm --cached hardware-configuration.nix
@@ -31,4 +31,4 @@ else
     git rm --cached hardware-configuration.nix
     cp . "${ROOT}/Litenet-Nix-Infra" -r
     exit
-fi
\ No newline at end of file
+fi
diff --git a/flake.lock b/flake.lock
index 57fb0ec..106a3e2 100644
Binary files a/flake.lock and b/flake.lock differ