diff --git a/lib/linguist/vendor.yml b/lib/linguist/vendor.yml
index 9685df1b..9b5c4b2a 100644
--- a/lib/linguist/vendor.yml
+++ b/lib/linguist/vendor.yml
@@ -255,5 +255,8 @@
 - proguard.pro
 - proguard-rules.pro
 
+# PuPHPet
+- ^puphpet/
+
 # Android Google APIs
 - (^|/)\.google_apis/
diff --git a/test/test_blob.rb b/test/test_blob.rb
index daecfdba..4157841d 100644
--- a/test/test_blob.rb
+++ b/test/test_blob.rb
@@ -457,6 +457,9 @@ class TestBlob < Minitest::Test
 
     assert_predicate fixture_blob(".google_apis/bar.jar"), :vendored?
     assert_predicate fixture_blob("foo/.google_apis/bar.jar"), :vendored?
+
+    # Vagrant
+    assert sample_blob("puphpet/file.pp").vendored?
   end
 
   def test_documentation