1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/servers/monitoring/prometheus/dmarc-metrics-exporter/default.nix b/pkgs/servers/monitoring/prometheus/dmarc-metrics-exporter/default.nix
index 2b2c5354ca1c..3968f0b5c11c 100644
--- a/pkgs/servers/monitoring/prometheus/dmarc-metrics-exporter/default.nix
+++ b/pkgs/servers/monitoring/prometheus/dmarc-metrics-exporter/default.nix
@@ -53,6 +53,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = {
     description = "Export Prometheus metrics from DMARC reports";
+    mainProgram = "dmarc-metrics-exporter";
     homepage = "https://github.com/jgosmann/dmarc-metrics-exporter";
     changelog = "https://github.com/jgosmann/dmarc-metrics-exporter/blob/v${version}/CHANGELOG.rst";
     license = lib.licenses.mit;