diff --git a/Gemfile b/Gemfile
index 43867df..3b63ad3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -11,7 +11,7 @@ group :development do
   gem 'guard', '~> 2.15.0'
   gem 'guard-rspec', '~> 4.7.3'
   gem 'listen', '~> 3.1.5'
-  gem 'rspec', '~> 3.8.0'
+  gem 'rspec', '~> 3.10.0'
   gem 'rubocop', '~> 0.65.0'
 end
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 8233cc7..9a2b470 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
       term-ansicolor (~> 1.3)
       thor (~> 0.19.4)
       tins (~> 1.6)
-    diff-lcs (1.3)
+    diff-lcs (1.4.4)
     docile (1.3.1)
     fakeweb (1.3.0)
     ffi (1.9.25)
@@ -64,19 +64,19 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    rspec (3.8.0)
-      rspec-core (~> 3.8.0)
-      rspec-expectations (~> 3.8.0)
-      rspec-mocks (~> 3.8.0)
-    rspec-core (3.8.0)
-      rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.1)
+    rspec (3.10.0)
+      rspec-core (~> 3.10.0)
+      rspec-expectations (~> 3.10.0)
+      rspec-mocks (~> 3.10.0)
+    rspec-core (3.10.0)
+      rspec-support (~> 3.10.0)
+    rspec-expectations (3.10.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-mocks (3.8.0)
+      rspec-support (~> 3.10.0)
+    rspec-mocks (3.10.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-support (3.8.0)
+      rspec-support (~> 3.10.0)
+    rspec-support (3.10.0)
     rubocop (0.65.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
@@ -114,7 +114,7 @@ DEPENDENCIES
   pry (~> 0.12.2)
   pry-byebug (~> 3.7.0)
   rake (~> 12.3.1)
-  rspec (~> 3.8.0)
+  rspec (~> 3.10.0)
   rubocop (~> 0.65.0)
 
 BUNDLED WITH