1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/servers/monitoring/prometheus/xmpp-alerts.nix b/nixpkgs/pkgs/servers/monitoring/prometheus/xmpp-alerts.nix
index da6013b9b5ec..16897e894f69 100644
--- a/nixpkgs/pkgs/servers/monitoring/prometheus/xmpp-alerts.nix
+++ b/nixpkgs/pkgs/servers/monitoring/prometheus/xmpp-alerts.nix
@@ -54,6 +54,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = {
     description = "XMPP Web hook for Prometheus";
+    mainProgram = "prometheus-xmpp-alerts";
     homepage = "https://github.com/jelmer/prometheus-xmpp-alerts";
     maintainers = with lib.maintainers; [ fpletz ];
     license = with lib.licenses; [ asl20 ];