diff --git a/bert/services/minecraft.nix b/bert/services/minecraft.nix
index 962ea77..1a36b0b 100644
--- a/bert/services/minecraft.nix
+++ b/bert/services/minecraft.nix
@@ -1,7 +1,7 @@
 {
   services.minecraft-server = {
     enable = true;
-    package = (import <nixpkgs> {
+    package = (import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/058b28c40c1210cb16233f443dc6a4c850670f21.tar.gz") {
       config.allowUnfree = true;
     }).minecraft-server;
     declarative = true;