diff --git a/pkgs/applications/misc/gnome-extension-manager/default.nix b/pkgs/applications/misc/gnome-extension-manager/default.nix
index bcd2e570bad0..a553d520bf34 100644
--- a/pkgs/applications/misc/gnome-extension-manager/default.nix
+++ b/pkgs/applications/misc/gnome-extension-manager/default.nix
@@ -64,6 +64,7 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/mjakeman/extension-manager";
     license = licenses.gpl3Plus;
     platforms = platforms.linux;
+    mainProgram = "extension-manager";
     maintainers = with maintainers; [ foo-dogsquared ];
     # never built on aarch64-linux since first introduction in nixpkgs
     broken = stdenv.isLinux && stdenv.isAarch64;