diff --git a/pkgs/servers/prowlarr/default.nix b/pkgs/servers/prowlarr/default.nix
index fb227da87a19..5c2ccd491fc8 100644
--- a/pkgs/servers/prowlarr/default.nix
+++ b/pkgs/servers/prowlarr/default.nix
@@ -63,6 +63,7 @@ in stdenv.mkDerivation rec {
     changelog = "https://github.com/Prowlarr/Prowlarr/releases/tag/v${version}";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ jdreaver ];
+    mainProgram = "Prowlarr";
     platforms = [
       "aarch64-darwin"
       "aarch64-linux"