diff --git a/home/xin/common/default.nix b/home/xin/common/default.nix
index 6681fb7..a4ee121 100644
--- a/home/xin/common/default.nix
+++ b/home/xin/common/default.nix
@@ -17,6 +17,7 @@
     dig
     du-dust # du + rust
     zoxide # autojumper
+    ripgrep
     file
     man-pages
     unar
diff --git a/machines/calcite/configuration.nix b/machines/calcite/configuration.nix
index 4977976..7fdab31 100644
--- a/machines/calcite/configuration.nix
+++ b/machines/calcite/configuration.nix
@@ -16,6 +16,7 @@
   # boot.kernelPackages = pkgs.linuxPackages_latest;
   boot.kernelModules = [ "nvidia" "nvidia_modeset" "nvidia_uvm" ];
   boot.supportedFilesystems = [ "ntfs" ];
+  boot.binfmt.emulatedSystems = ["aarch64-linux"]; 
 
   networking.hostName = "calcite";