diff --git a/flake.lock b/flake.lock
index 2c328be..fdab03b 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1148,11 +1148,11 @@
     },
     "nixos-unified_3": {
       "locked": {
-        "lastModified": 1759258942,
-        "narHash": "sha256-2DAU2nkJTw54BCSOSinX1C43IWPyTKCkXOyq1wQ+9Ko=",
+        "lastModified": 1764076447,
+        "narHash": "sha256-dpkdOPPCWaFtDoxVAtVaprtPX6jGl8o30EBc1gWBOnQ=",
         "owner": "srid",
         "repo": "nixos-unified",
-        "rev": "aa19b27d29e74a510774ba3f7f6f633bcb053416",
+        "rev": "90171c6936a8332ede17e09e337a0e71f4e659b1",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index c42eb92..c6ad3fe 100644
--- a/flake.nix
+++ b/flake.nix
@@ -8,10 +8,7 @@
     flake-parts.url = "github:hercules-ci/flake-parts";
 
     # Principle inputs
-
-    # RETARDED POLITICAL UPSTREAM BREAKS CACHE OFTEN
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-
     nix-darwin.url = "github:LnL7/nix-darwin";
     nix-darwin.inputs.nixpkgs.follows = "nixpkgs";
     home-manager.url = "github:nix-community/home-manager";
diff --git a/modules/home/claude-code/default.nix b/modules/home/claude-code/default.nix
index 3df591d..d27226d 100644
--- a/modules/home/claude-code/default.nix
+++ b/modules/home/claude-code/default.nix
@@ -19,7 +19,7 @@ in
     # Use sandboxed version on Linux, plain version on macOS
     package =
       if pkgs.stdenv.isLinux
-      then flake.inputs.self.packages.${pkgs.system}.claude # see claude-sandboxed.nix
+      then flake.inputs.self.packages.${pkgs.stdenv.hostPlatform.system}.claude # see claude-sandboxed.nix
       else pkgs.claude-code;
 
     # Set the claude-code directory for auto-wiring
diff --git a/modules/home/cli/zellij.nix b/modules/home/cli/zellij.nix
index 3dc384f..e73fdce 100644
--- a/modules/home/cli/zellij.nix
+++ b/modules/home/cli/zellij.nix
@@ -12,7 +12,7 @@
     enableBashIntegration = false;
 
     settings = {
-      theme = if pkgs.system == "aarch64-darwin" then "dracula" else "gruvbox-light";
+      theme = if pkgs.stdenv.hostPlatform.system == "aarch64-darwin" then "dracula" else "gruvbox-light";
       # NOTE: There's no way to set theme by name.
       # See https://github.com/nix-community/home-manager/issues/3854
       # But we can manually convert this syntax using LLM,
diff --git a/modules/home/services/obsidian.nix b/modules/home/services/obsidian.nix
index 5a69931..e0a3b95 100644
--- a/modules/home/services/obsidian.nix
+++ b/modules/home/services/obsidian.nix
@@ -14,12 +14,12 @@ in
     enable = false;
     notes = [ myVault ];
     port = 7001;
-    package = inputs.emanote.packages.${pkgs.system}.default;
+    package = inputs.emanote.packages.${pkgs.stdenv.hostPlatform.system}.default;
   };
 
   services.imako = {
     enable = true;
-    package = inputs.imako.packages.${pkgs.system}.default;
+    package = inputs.imako.packages.${pkgs.stdenv.hostPlatform.system}.default;
     vaultDir = myVault;
     port = 7002;
     host = "0.0.0.0";
diff --git a/modules/home/services/vira.nix b/modules/home/services/vira.nix
index 655e3eb..798e77a 100644
--- a/modules/home/services/vira.nix
+++ b/modules/home/services/vira.nix
@@ -21,7 +21,7 @@ in
     # https = false; # Using tailscale services
     autoResetState = true;
     autoBuildNewBranches = true;
-    package = inputs.vira.packages.${pkgs.system}.default;
+    package = inputs.vira.packages.${pkgs.stdenv.hostPlatform.system}.default;
 
     initialState = {
       repositories = {
diff --git a/webapps/host.nix b/webapps/host.nix
index 1a8f2fc..d771868 100644
--- a/webapps/host.nix
+++ b/webapps/host.nix
@@ -2,7 +2,7 @@
 { flake, pkgs, lib, ... }:
 
 let
-  webapps = import ./. { inherit flake; system = pkgs.system; };
+  webapps = import ./. { inherit flake; system = pkgs.stdenv.hostPlatform.system; };
 in
 {
   # Run each web app as a systemd service decided inside a container.
diff --git a/webapps/proxy.nix b/webapps/proxy.nix
index 0d17a9b..e51f1e8 100644
--- a/webapps/proxy.nix
+++ b/webapps/proxy.nix
@@ -3,7 +3,7 @@
 
 let
   host = "pureintent"; # See host.nix
-  webapps = import ./. { inherit flake; system = pkgs.system; };
+  webapps = import ./. { inherit flake; system = pkgs.stdenv.hostPlatform.system; };
 in
 {
   services.tailscale.enable = true;