diff --git a/modules/home/fish.nix b/modules/home/fish.nix
index b96c084..2c1a2bf 100644
--- a/modules/home/fish.nix
+++ b/modules/home/fish.nix
@@ -22,7 +22,10 @@ in
 
   programs.fd.enable = true;
   programs.git.enable = true;
-  programs.gh.enable = true;
+  programs.gh = {
+    enable = true;
+    settings.aliases.co = "pr checkout";
+  };
   programs.eza = {
     enable = true;
     enableFishIntegration = true;
@@ -31,7 +34,6 @@ in
 
   programs.fish = {
     enable = true;
-    generateCompletions = true;
 
     functions = {
       fish_greeting = "";
diff --git a/modules/hosts/pi.nix b/modules/hosts/pi.nix
index 76150d9..ef2b494 100644
--- a/modules/hosts/pi.nix
+++ b/modules/hosts/pi.nix
@@ -11,6 +11,15 @@
     stateVersion = "26.05";
   };
 
+  nix = {
+    package = pkgs.nix;
+    settings = {
+      cores = 2;
+      max-jobs = 1;
+      http-connections = 8;
+    };
+  };
+
   programs.fish.plugins = [
     {
       name = "nix-env";