diff --git a/Gemfile b/Gemfile
index 08111f4..9e4c03b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -58,6 +58,6 @@ group :development, :test do
   gem "rake"
 
   # unit tests
-  gem "rspec", "~> 3.7.0"
-  gem "rspec-rails", "~> 3.7.0"
+  gem "rspec", "~> 3.8.0"
+  gem "rspec-rails", "~> 3.8.0"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 8551edf..48566d6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -160,30 +160,30 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
     rspec-collection_matchers (1.1.3)
       rspec-expectations (>= 2.99.0.beta1)
-    rspec-core (3.7.1)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
+      rspec-support (~> 3.8.0)
     rspec-json_expectations (2.1.0)
-    rspec-mocks (3.7.0)
+    rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-rails (3.7.2)
+      rspec-support (~> 3.8.0)
+    rspec-rails (3.8.0)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       railties (>= 3.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.1)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
     rubocop (0.57.2)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
@@ -251,10 +251,10 @@ DEPENDENCIES
   pry
   pry-byebug
   rake
-  rspec (~> 3.7.0)
+  rspec (~> 3.8.0)
   rspec-collection_matchers (~> 1.1.2)
   rspec-json_expectations (~> 2.1)
-  rspec-rails (~> 3.7.0)
+  rspec-rails (~> 3.8.0)
   rubocop (= 0.57.2)
   simplecov (= 0.16.1)
   simplecov-rcov (= 0.2.3)