Remove rebar.config
diff --git a/rebar.config b/rebar.config
deleted file mode 100644
index 43e2924..0000000
--- a/rebar.config
+++ /dev/null
@@ -1,2 +0,0 @@
-{erl_opts, [{platform_define, "win32", 'WINDOWS'}]}.
-{eunit_compile_opts, [{platform_define, "win32", 'WINDOWS'}]}.
diff --git a/rebar.config.script b/rebar.config.script
index 8e4ea13..254dcc9 100644
--- a/rebar.config.script
+++ b/rebar.config.script
@@ -132,7 +132,13 @@
         BaseSpecs
 end,
 
-AddConfig = [{port_specs, PortSpecs}].
+AddConfig = [
+    {port_specs, PortSpecs},
+    {erl_opts, [
+        {platform_define, "win32", 'WINDOWS'}
+    ]},
+    {eunit_compile_opts, [{platform_define, "win32", 'WINDOWS'}]}
+].
 
 lists:foldl(fun({K, V}, CfgAcc) ->
     lists:keystore(K, 1, CfgAcc, {K, V})