diff --git a/lib/linguist/vendor.yml b/lib/linguist/vendor.yml
index b2b3de4b..6b4d7653 100644
--- a/lib/linguist/vendor.yml
+++ b/lib/linguist/vendor.yml
@@ -191,6 +191,9 @@
 # React
 - (^|/)react(-[^.]*)?\.js$
 
+# flow-typed
+- (^|/)flow-typed/.*\.js$
+
 # Modernizr
 - (^|/)modernizr\-\d\.\d+(\.\d+)?\.js$
 - (^|/)modernizr\.custom\.\d+\.js$