diff --git a/lib/zendesk_apps_support/package.rb b/lib/zendesk_apps_support/package.rb
index 8473f022..de27e873 100644
--- a/lib/zendesk_apps_support/package.rb
+++ b/lib/zendesk_apps_support/package.rb
@@ -90,7 +90,7 @@ def files
       Dir[root.join('**/**')].each do |f|
         next unless File.file?(f)
         relative_file_name = f.sub(%r{#{root}/?}, '')
-        next if relative_file_name =~ %r{^tmp/}
+        next if relative_file_name =~ %r{^(tmp|vendor)/}
         files << AppFile.new(self, relative_file_name)
       end
       files
diff --git a/spec/app/vendor/bundle/bundled_gem.rb b/spec/app/vendor/bundle/bundled_gem.rb
new file mode 100644
index 00000000..573d759c
--- /dev/null
+++ b/spec/app/vendor/bundle/bundled_gem.rb
@@ -0,0 +1 @@
+# An example of a vendor bundled gem file
diff --git a/spec/package_spec.rb b/spec/package_spec.rb
index ff725675..1b4710aa 100644
--- a/spec/package_spec.rb
+++ b/spec/package_spec.rb
@@ -111,7 +111,7 @@
   end
 
   describe 'files' do
-    it 'should return all the files within the app folder excluding files in tmp folder' do
+    it 'should return all the files within the app folder excluding files in tmp and vendor folder' do
       files = %w[app.css app.js assets/logo-small.png assets/logo.png lib/a.js lib/a.txt
                  lib/nested/b.js manifest.json templates/layout.hdbs translations/en.json translations/nl.json]
       expect(@package.files.map(&:relative_path)).to match_array(files)