diff --git a/lib/linguist/vendor.yml b/lib/linguist/vendor.yml
index a68f0a81..4b8299f4 100644
--- a/lib/linguist/vendor.yml
+++ b/lib/linguist/vendor.yml
@@ -32,6 +32,7 @@
 
 # Erlang bundles
 - ^rebar$
+- erlang.mk
 
 # Go dependencies
 - Godeps/_workspace/