diff --git a/Gemfile.lock b/Gemfile.lock
index e332fd2..20f6616 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,7 +22,7 @@ GEM
     byebug (11.1.3)
     concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
-    diff-lcs (1.5.0)
+    diff-lcs (1.5.1)
     docile (1.4.0)
     drb (2.2.0)
       ruby2_keywords
@@ -38,13 +38,13 @@ GEM
       rspec-mocks (~> 3.12.0)
     rspec-core (3.12.1)
       rspec-support (~> 3.12.0)
-    rspec-expectations (3.12.3)
+    rspec-expectations (3.12.4)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.12.0)
     rspec-mocks (3.12.3)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.12.0)
-    rspec-support (3.12.1)
+    rspec-support (3.12.2)
     ruby2_keywords (0.0.5)
     simplecov (0.22.0)
       docile (~> 1.1)