diff --git a/Gemfile b/Gemfile
index 9ad5db7..5071626 100644
--- a/Gemfile
+++ b/Gemfile
@@ -43,7 +43,7 @@ group :development, :test do
   gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
   gem 'rspec-rails'
   gem 'nokogiri'
-  gem 'shoulda-matchers', '~>3.1'
+  gem 'shoulda-matchers', '~>4.5'
   gem 'factory_bot'
   gem 'selenium-webdriver'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 46d7acd..d53e691 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -207,8 +207,8 @@ GEM
       childprocess (>= 0.5, < 4.0)
       rubyzip (>= 1.2.2)
     semantic_range (3.0.0)
-    shoulda-matchers (3.1.3)
-      activesupport (>= 4.0.0)
+    shoulda-matchers (4.5.1)
+      activesupport (>= 4.2.0)
     sidekiq (6.2.1)
       connection_pool (>= 2.2.2)
       rack (~> 2.0)
@@ -287,7 +287,7 @@ DEPENDENCIES
   rspec-rails
   sass-rails (>= 6)
   selenium-webdriver
-  shoulda-matchers (~> 3.1)
+  shoulda-matchers (~> 4.5)
   sidekiq (~> 6.2.1)
   sidekiq-cron (~> 1.1)
   sinatra