diff --git a/rebar.config b/rebar.config
index 62384b8..a647508 100644
--- a/rebar.config
+++ b/rebar.config
@@ -1,2 +1,2 @@
-{edoc_opts, [{preprocess, true}]},
+{edoc_opts, [{preprocess, true}]}.
 {erl_opts, [debug_info]}.