1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/applications/display-managers/lightdm-enso-os-greeter/default.nix b/pkgs/applications/display-managers/lightdm-enso-os-greeter/default.nix
index cd406686df86..a35b52bf8cd6 100644
--- a/pkgs/applications/display-managers/lightdm-enso-os-greeter/default.nix
+++ b/pkgs/applications/display-managers/lightdm-enso-os-greeter/default.nix
@@ -61,6 +61,7 @@ stdenv.mkDerivation {
       A fork of pantheon greeter that positions elements in a central and
       vertigal manner and adds a blur effect to the background
     '';
+    mainProgram = "pantheon-greeter";
     homepage = "https://github.com/nick92/Enso-OS";
     platforms = platforms.linux;
     license = licenses.gpl3;