diff --git a/Gemfile.lock b/Gemfile.lock
index c8a6ddade..b49d0ee53 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    ast (2.4.1)
+    ast (2.4.2)
     diff-lcs (1.4.4)
     erubis (2.7.0)
     excon (0.78.1)
@@ -39,7 +39,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
     rspec-support (3.10.1)
-    rubocop (1.8.1)
+    rubocop (1.9.0)
       parallel (~> 1.10)
       parser (>= 3.0.0.0)
       rainbow (>= 2.2.2, < 4.0)
@@ -48,7 +48,7 @@ GEM
       rubocop-ast (>= 1.2.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.4.0)
+    rubocop-ast (1.4.1)
       parser (>= 2.7.1.5)
     rubocop-rspec (2.1.0)
       rubocop (~> 1.0)