diff --git a/Gemfile b/Gemfile
index fc919af6ef..53c8b4602f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -115,7 +115,7 @@ group :test do
   gem 'rspec-sidekiq', '~> 3.0'
   gem 'simplecov', '~> 0.16', require: false
   gem 'webmock', '~> 3.5'
-  gem 'parallel_tests', '~> 2.27'
+  gem 'parallel_tests', '~> 2.28'
 end
 
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index af76296906..0c342064fc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -390,7 +390,7 @@ GEM
       av (~> 0.9.0)
       paperclip (>= 2.5.2)
     parallel (1.13.0)
-    parallel_tests (2.27.1)
+    parallel_tests (2.28.0)
       parallel
     parser (2.6.0.0)
       ast (~> 2.4.0)
@@ -722,7 +722,7 @@ DEPENDENCIES
   ox (~> 2.10)
   paperclip (~> 6.0)
   paperclip-av-transcoder (~> 0.6)
-  parallel_tests (~> 2.27)
+  parallel_tests (~> 2.28)
   pg (~> 1.1)
   pghero (~> 2.2)
   pkg-config (~> 1.3)