diff --git a/rebar.config.script b/rebar.config.script
new file mode 100644
index 0000000..02efadf
--- /dev/null
+++ b/rebar.config.script
@@ -0,0 +1,6 @@
+application:start(compiler),
+case {erlang:system_info(version), application:get_key(compiler, vsn)} of
+    {X, {ok, Y}} when X >= "6.0" andalso Y >= "5.0" ->
+        CONFIG ++ [{erl_opts, [{d, release_supports_maps}]}];
+    _ -> CONFIG
+end.
\ No newline at end of file