diff --git a/Gemfile b/Gemfile
index cf5415e..8ac8228 100644
--- a/Gemfile
+++ b/Gemfile
@@ -46,8 +46,8 @@ group :development do
 end
 
 group :test do
-  gem 'codecov', :require => false
-  gem 'simplecov', :require => false
+  gem 'codecov', '>= 0.1.10', :require => false
+  gem 'simplecov', '>= 0.13.0', :require => false
   gem 'shoulda-matchers', '~> 3.1'
 end
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 6ed555b..43f52c4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -42,13 +42,13 @@ GEM
     ast (2.3.0)
     builder (3.2.3)
     byebug (9.0.6)
-    codecov (0.1.10)
+    codecov (0.1.16)
       json
       simplecov
       url
     concurrent-ruby (1.0.5)
     diff-lcs (1.3)
-    docile (1.1.5)
+    docile (1.3.2)
     erubis (2.7.0)
     factory_girl (4.8.0)
       activesupport (>= 3.0.0)
@@ -63,7 +63,7 @@ GEM
     globalid (0.3.7)
       activesupport (>= 4.1.0)
     i18n (0.8.1)
-    json (2.0.3)
+    json (2.3.0)
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -144,11 +144,10 @@ GEM
     ruby-progressbar (1.8.1)
     shoulda-matchers (3.1.1)
       activesupport (>= 4.0.0)
-    simplecov (0.13.0)
-      docile (~> 1.1.0)
-      json (>= 1.8, < 3)
-      simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.0)
+    simplecov (0.18.5)
+      docile (~> 1.1)
+      simplecov-html (~> 0.11)
+    simplecov-html (0.12.2)
     spring (2.0.1)
       activesupport (>= 4.2)
     spring-watcher-listen (2.0.1)
@@ -176,7 +175,7 @@ PLATFORMS
 
 DEPENDENCIES
   byebug
-  codecov
+  codecov (>= 0.1.10)
   factory_girl_rails
   faker
   figaro
@@ -188,10 +187,10 @@ DEPENDENCIES
   rubocop (~> 0.47.1)
   rubocop-rspec
   shoulda-matchers (~> 3.1)
-  simplecov
+  simplecov (>= 0.13.0)
   spring
   spring-watcher-listen (~> 2.0.0)
   tzinfo-data
 
 BUNDLED WITH
-   1.14.4
+   1.17.3