diff --git a/src/rebar_reltool.erl b/src/rebar_reltool.erl
index 9891354..19c7433 100644
--- a/src/rebar_reltool.erl
+++ b/src/rebar_reltool.erl
@@ -163,7 +163,7 @@ app_exists(AppTuple, Server) when is_tuple(AppTuple) ->
     app_exists(element(1, AppTuple), Server).
 
 
-run_reltool(Server, Config, ReltoolConfig) ->
+run_reltool(Server, _Config, ReltoolConfig) ->
     case reltool:get_target_spec(Server) of
         {ok, Spec} ->
             %% Pull the target dir and make sure it exists
diff --git a/src/rebar_xref.erl b/src/rebar_xref.erl
index c93995b..1f67a37 100644
--- a/src/rebar_xref.erl
+++ b/src/rebar_xref.erl
@@ -77,9 +77,6 @@ xref(Config, _) ->
 
     ok.
 
-foobar() ->
-    ok.
-
 %% ===================================================================
 %% Internal functions
 %% ===================================================================
@@ -137,7 +134,7 @@ ks(Key, List) ->
 
 display_mfas([], _Message) ->
     ok;
-display_mfas([{Mod, Fun, Args} = MFA | Rest], Message) ->
+display_mfas([{_Mod, Fun, Args} = MFA | Rest], Message) ->
     {Source, Line} = find_mfa_source(MFA),
     ?CONSOLE("~s:~w: Warning: function ~s/~w ~s\n", [Source, Line, Fun, Args, Message]),
     display_mfas(Rest, Message).