diff --git a/.rubocop.yml b/.rubocop.yml
index 795ded7..a603842 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -10,6 +10,7 @@ AllCops:
     - gemfiles/*
     - spec/dummy/**/*
     - lib/generators/lets_encrypt/templates/*
+    - vendor/**/*
 
 Rails:
   Enabled: true