1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/beam-modules/erlfmt/default.nix b/nixpkgs/pkgs/development/beam-modules/erlfmt/default.nix
index e7c6f21b20ff..4cf139845a20 100644
--- a/nixpkgs/pkgs/development/beam-modules/erlfmt/default.nix
+++ b/nixpkgs/pkgs/development/beam-modules/erlfmt/default.nix
@@ -13,6 +13,7 @@ rebar3Relx rec {
   meta = with lib; {
     homepage = "https://github.com/WhatsApp/erlfmt";
     description = "An automated code formatter for Erlang";
+    mainProgram = "erlfmt";
     platforms = platforms.unix;
     license = licenses.asl20;
     maintainers = with lib.maintainers; [ dlesl ];