diff --git a/Gemfile b/Gemfile
index ef85f594fede..ecd825afdd40 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,6 +9,7 @@ group :development, :test do
   gem 'bigdecimal', '= 3.1.9'
   gem 'cucumber', '~> 9.2.1'
   gem 'datadog-ci', '~> 1.11'
+  gem 'libddwaf', '= 1.18.0.0.1'
   gem 'gem-release'
   gem 'rake', '~> 13.0.1'
   gem 'ostruct'