diff --git a/lib/linguist/vendor.yml b/lib/linguist/vendor.yml
index cce741a0..c8a0b647 100644
--- a/lib/linguist/vendor.yml
+++ b/lib/linguist/vendor.yml
@@ -80,6 +80,9 @@
 # Animate.css
 - (^|/)animate\.(css|less|scss|styl)$
 
+# Materialize.css
+- (^|/)materialize\.(css|less|scss|styl|js)$
+
 # Select2
 - (^|/)select2/.*\.(css|scss|js)$