diff --git a/flake.nix b/flake.nix
index 054d8b3..67da812 100644
--- a/flake.nix
+++ b/flake.nix
@@ -173,7 +173,7 @@
 
       pkgs = import nixpkgs {
         inherit system;
-        hostPlatform = system;
+        targetPlatform = system;
         buildPlatform = builtins.currentSystem;
       };
       lib = import ./modules/lib.nix { inherit inputs pkgs; };
diff --git a/services/graphing-calculator.nix b/services/graphing-calculator.nix
index 32e548c..95aa1e2 100644
--- a/services/graphing-calculator.nix
+++ b/services/graphing-calculator.nix
@@ -5,7 +5,8 @@
   ...
 }:
 let
-  graphing-calculator = inputs.ytbn-graphing-software.packages.${pkgs.stdenv.hostPlatform.system}.web;
+  graphing-calculator =
+    inputs.ytbn-graphing-software.packages.${pkgs.stdenv.targetPlatform.system}.web;
 in
 {
   services.caddy.virtualHosts."graphing.${service_configs.https.domain}".extraConfig = ''
diff --git a/tests/minecraft.nix b/tests/minecraft.nix
index dacd5f6..cac381b 100644
--- a/tests/minecraft.nix
+++ b/tests/minecraft.nix
@@ -8,7 +8,7 @@
 let
   # Create pkgs with nix-minecraft overlay and unfree packages allowed
   testPkgs = import inputs.nixpkgs {
-    system = pkgs.stdenv.hostPlatform.system;
+    system = pkgs.stdenv.targetPlatform.system;
     config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [ "minecraft-server" ];
     overlays = [
       inputs.nix-minecraft.overlay