diff --git a/Gemfile b/Gemfile
index fc0d2bbd94..509b5ce5ae 100644
--- a/Gemfile
+++ b/Gemfile
@@ -41,7 +41,7 @@ group :development do
   # don't load these gems in travis
   unless ENV["CI"]
     gem 'thin'
-    gem 'quiet_assets'
+    gem 'quiet_assets', '>= 1.1.0'
     gem 'capistrano'
     gem 'capistrano-bundler'
     gem 'capistrano-rails'
@@ -56,7 +56,7 @@ group :development do
 end
 
 group :development, :test do
-  gem 'rspec-rails'
+  gem 'rspec-rails', '>= 3.5.2'
   gem 'rspec-activemodel-mocks'
   gem 'headless'
   gem 'byebug'
@@ -67,7 +67,7 @@ group :development, :test do
 end
 
 group :test do
-  gem 'capybara'
+  gem 'capybara', '>= 2.11.0'
   gem 'selenium-webdriver', '< 3.0.0'
   gem 'database_cleaner'
   gem "acts_as_fu"
@@ -80,9 +80,9 @@ group :heroku do
   gem 'rails_12factor'
 end
 
-gem 'sass-rails'
-gem 'coffee-rails'
+gem 'sass-rails', '>= 5.0.6'
+gem 'coffee-rails', '>= 4.2.1'
 gem 'uglifier'
 gem 'execjs'
 gem 'therubyracer', platform: :ruby unless ENV["CI"]
-gem 'nokogiri', '>= 1.6.8'
+gem 'nokogiri', '>= 1.12.5'