diff --git a/systems/aarch64-darwin/m4/default.nix b/systems/aarch64-darwin/m4/default.nix
index dbe6d89..462fa96 100644
--- a/systems/aarch64-darwin/m4/default.nix
+++ b/systems/aarch64-darwin/m4/default.nix
@@ -39,6 +39,7 @@ with lib.metacfg;
   environment.systemPackages = with pkgs; [
     attic-client
     claude-code
+    opencode
     dnsmasq
     gh
     imagemagick