diff --git a/.codeclimate.yml b/.codeclimate.yml
index 9a8cac63..6e860b75 100644
--- a/.codeclimate.yml
+++ b/.codeclimate.yml
@@ -9,11 +9,12 @@ exclude_paths:
 - .rspec
 
 - Gemfile.lock
-- CHANGELOG.md
-- readme.md
-- README.md
-- Readme.md
-- ReadMe.md
+- CHANGELOG.{md,markdown,txt,textile}
+- CONTRIBUTING.{md,markdown,txt,textile}
+- readme.{md,markdown,txt,textile}
+- README.{md,markdown,txt,textile}
+- Readme.{md,markdown,txt,textile}
+- ReadMe.{md,markdown,txt,textile}
 - COPYING
 - LICENSE
 
diff --git a/.rubocop.yml b/.rubocop.yml
index 31c2df3d..1f0ffeb2 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -63,11 +63,12 @@ AllCops:
   - .rspec
 
   - Gemfile.lock
-  - CHANGELOG.md
-  - readme.md
-  - README.md
-  - Readme.md
-  - ReadMe.md
+  - CHANGELOG.{md,markdown,txt,textile}
+  - CONTRIBUTING.{md,markdown,txt,textile}
+  - readme.{md,markdown,txt,textile}
+  - README.{md,markdown,txt,textile}
+  - Readme.{md,markdown,txt,textile}
+  - ReadMe.{md,markdown,txt,textile}
   - COPYING
   - LICENSE