diff --git a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/copilot/package.nix b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/copilot/package.nix
index 406bd0c71100..e56d39aa2ce0 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/copilot/package.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/copilot/package.nix
@@ -36,6 +36,7 @@ melpaBuild {
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ bbigras ];
     platforms = [
+      "aarch64-darwin"
       "x86_64-darwin"
       "x86_64-linux"
       "x86_64-windows"