diff --git a/pkgs/tools/backup/pgbackrest/default.nix b/pkgs/tools/backup/pgbackrest/default.nix
index fc86d5922eb7..3cf9ebecfff0 100644
--- a/pkgs/tools/backup/pgbackrest/default.nix
+++ b/pkgs/tools/backup/pgbackrest/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
     homepage = "https://pgbackrest.org/";
     changelog = "https://github.com/pgbackrest/pgbackrest/releases";
     license = licenses.mit;
+    mainProgram = "pgbackrest";
     maintainers = with maintainers; [ zaninime ];
   };
 }