diff --git a/rebar.config b/rebar.config
index 8ba8e75..6f5f3cb 100644
--- a/rebar.config
+++ b/rebar.config
@@ -8,7 +8,7 @@
 
 {escript_name, erlfmt}.
 
-{escript_emu_args, "%%! +sbtu +A0 -noinput -noshell -mode minimal\n"}.
+{escript_emu_args, "%%! +sbtu +A0 -noinput -noshell -mode minimal -escript main erlfmt\n"}.
 
 {minimum_otp_vsn, "21"}.