diff --git a/.gitignore b/.gitignore
index 135b085..fb7651e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -211,15 +211,18 @@
 /lib/delphi/**/*.2007
 /lib/delphi/**/*.dproj
 /lib/delphi/**/codegen/*.bat
+/lib/erl/_build/
 /lib/erl/.eunit
 /lib/erl/.generated
 /lib/erl/.rebar/
-/lib/erl/deps/
+/lib/erl/_build/
 /lib/erl/ebin
+/lib/erl/rebar.lock
 /lib/erl/src/thrift.app.src
 /lib/erl/test/*.beam
 /lib/erl/test/*.hrl
 /lib/erl/test/Thrift_omit_without.thrift
+/lib/erl/rebar.lock
 /lib/haxe/test/bin
 /lib/haxe/test/data.tmp
 /lib/hs/dist