diff --git a/pkgs/development/ruby-modules/with-packages/Gemfile b/pkgs/development/ruby-modules/with-packages/Gemfile
index 3f0a4884f5c7..353504dbed5f 100644
--- a/pkgs/development/ruby-modules/with-packages/Gemfile
+++ b/pkgs/development/ruby-modules/with-packages/Gemfile
@@ -9,7 +9,7 @@ gem 'bacon'
 gem 'byebug'
 gem 'cairo'
 gem 'cairo-gobject'
-gem 'camping'
+gem 'camping', '~> 3'
 # gem 'capybara-webkit' takes too long to build right now since webkit depends on ruby
 gem 'charlock_holmes'
 gem 'cf-uaac'