diff --git a/rebar.config b/rebar.config
index 1eef06a9..f1fdf192 100644
--- a/rebar.config
+++ b/rebar.config
@@ -13,8 +13,7 @@
   {eleveldb, {git, "https://github.com/basho/eleveldb", {branch, "develop-3.0"}}}
  ]}.
 
-{erl_opts, [{src_dirs, [src]},
-           {parse_transform, lager_transform}]}.
+{erl_opts, [{parse_transform, lager_transform}]}.
 
 {escript_incl_apps, [
     folsom,