diff --git a/lib/linguist/vendor.yml b/lib/linguist/vendor.yml
index eaedaf645e..03f229e84c 100644
--- a/lib/linguist/vendor.yml
+++ b/lib/linguist/vendor.yml
@@ -63,6 +63,9 @@
 # Fabric
 - ^fabfile\.py$
 
+# WAF
+- ^waf$
+
 
 ## Obj-C ##