diff --git a/system/emacs.nix b/system/emacs.nix
index 162682a0..49234f72 100644
--- a/system/emacs.nix
+++ b/system/emacs.nix
@@ -13,6 +13,7 @@
   services.emacs = {
     enable = true;
     install = true;
+    defaultEditor = true;
     package = with pkgs;
       ((emacsPackagesFor emacs29-pgtk).emacsWithPackages (epkgs:
         with epkgs; [