diff --git a/Gemfile b/Gemfile
index ad4ef1f74..d19217818 100644
--- a/Gemfile
+++ b/Gemfile
@@ -125,7 +125,7 @@ group :test do
   gem 'rspec-sidekiq', '~> 3.1'
   gem 'simplecov', '~> 0.21', require: false
   gem 'webmock', '~> 3.12'
-  gem 'parallel_tests', '~> 3.4'
+  gem 'parallel_tests', '~> 3.5'
   gem 'rspec_junit_formatter', '~> 0.4'
 end
 
diff --git a/Gemfile.lock b/Gemfile.lock
index c09fd23a5..6f623f962 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -400,7 +400,7 @@ GEM
       av (~> 0.9.0)
       paperclip (>= 2.5.2)
     parallel (1.20.1)
-    parallel_tests (3.4.0)
+    parallel_tests (3.5.0)
       parallel
     parser (3.0.0.0)
       ast (~> 2.4.1)
@@ -763,7 +763,7 @@ DEPENDENCIES
   paperclip (~> 6.0)
   paperclip-av-transcoder (~> 0.6)
   parallel (~> 1.20)
-  parallel_tests (~> 3.4)
+  parallel_tests (~> 3.5)
   parslet
   pg (~> 1.2)
   pghero (~> 2.7)