1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/servers/monitoring/prometheus/v2ray-exporter.nix b/nixpkgs/pkgs/servers/monitoring/prometheus/v2ray-exporter.nix
index 51bf3d8ccac6..0cb3dc77162b 100644
--- a/nixpkgs/pkgs/servers/monitoring/prometheus/v2ray-exporter.nix
+++ b/nixpkgs/pkgs/servers/monitoring/prometheus/v2ray-exporter.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Prometheus exporter for V2Ray daemon";
+    mainProgram = "v2ray-exporter";
     homepage = "https://github.com/wi1dcard/v2ray-exporter";
     license = licenses.mit;
     maintainers = with maintainers; [ jqqqqqqqqqq ];