diff --git a/bert/services/factorio.nix b/bert/services/factorio.nix
index 0c7f423..b6291ac 100644
--- a/bert/services/factorio.nix
+++ b/bert/services/factorio.nix
@@ -4,7 +4,7 @@
   ];
   services.factorio = {
     enable = true;
-    package = (import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/e47e7cdafffab8b74c2878e02c37696dfcdebca0.tar.gz") {
+    package = (import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/aa2922b69f0245008d93e9edf9f34894db724d89.tar.gz") {
       config.allowUnfree = true;
     }).factorio-headless;
     openFirewall = true;
diff --git a/oscar/configuration.nix b/oscar/configuration.nix
index 451893e..5c0b306 100644
--- a/oscar/configuration.nix
+++ b/oscar/configuration.nix
@@ -178,7 +178,7 @@
 
       # Unfree:
       discord
-      (import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/e47e7cdafffab8b74c2878e02c37696dfcdebca0.tar.gz") {
+      (import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/aa2922b69f0245008d93e9edf9f34894db724d89.tar.gz") {
         config.allowUnfree = true;
       }).factorio-space-age
     ];