diff --git a/Gemfile b/Gemfile
index 42101ebb8..4c1a178f5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -212,7 +212,7 @@ group :development do
   gem "pry-byebug"
 
   # test coverage
-  gem "simplecov", "0.21.2", require: false
+  gem "simplecov", "0.22.0", require: false
 
   gem "turbo_dev_assets", "0.0.2"
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 02ede60bc..4cfa9cc7d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -694,7 +694,7 @@ GEM
     simple_captcha2 (0.5.0)
       rails (>= 4.1)
     simple_oauth (0.3.1)
-    simplecov (0.21.2)
+    simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
       simplecov_json_formatter (~> 0.1)
@@ -892,7 +892,7 @@ DEPENDENCIES
   sidekiq (= 7.1.2)
   sidekiq-cron (= 1.10.1)
   simple_captcha2 (= 0.5.0)
-  simplecov (= 0.21.2)
+  simplecov (= 0.22.0)
   sinon-rails (= 1.15.0)
   sprockets-rails (= 3.4.2)
   string-direction (= 1.2.2)