diff --git a/twenty-frontend/Gemfile b/twenty-frontend/Gemfile
index 91fd392..ea2de59 100644
--- a/twenty-frontend/Gemfile
+++ b/twenty-frontend/Gemfile
@@ -2,5 +2,6 @@
 source "https://rubygems.org"
 gem "nanoc", "~> 4.12"
 gem "nanoc-webpack.rb", github: "0x1eef/nanoc-webpack.rb"
+gem "nanoc-tidy.rb", github: "0x1eef/nanoc-tidy.rb"
 gem "ryo.rb", github: "0x1eef/ryo.rb"
 gem "sass", "~> 3.7"
diff --git a/twenty-frontend/Gemfile.lock b/twenty-frontend/Gemfile.lock
index 6e61a02..11d6446 100644
--- a/twenty-frontend/Gemfile.lock
+++ b/twenty-frontend/Gemfile.lock
@@ -1,3 +1,9 @@
+GIT
+  remote: https://github.com/0x1eef/nanoc-tidy.rb.git
+  revision: fa8cf9ba1aa6efd39a840d48e82dbd7267e56c2d
+  specs:
+    nanoc-tidy.rb (0.2.0)
+
 GIT
   remote: https://github.com/0x1eef/nanoc-webpack.rb.git
   revision: b32bec747998f06969f045274b28126c3b540369
@@ -94,6 +100,7 @@ PLATFORMS
 
 DEPENDENCIES
   nanoc (~> 4.12)
+  nanoc-tidy.rb!
   nanoc-webpack.rb!
   ryo.rb!
   sass (~> 3.7)