diff --git a/Gemfile.lock b/Gemfile.lock
index a664ec35..48d3fabb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -173,10 +173,10 @@ GEM
       unicode-display_width (>= 1.4.0, < 3.0)
     rubocop-ast (1.21.0)
       parser (>= 3.1.1.0)
-    rubocop-rails (2.15.2)
+    rubocop-rails (2.16.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
-      rubocop (>= 1.7.0, < 2.0)
+      rubocop (>= 1.33.0, < 2.0)
     ruby-progressbar (1.11.0)
     shellany (0.0.1)
     simplecov (0.21.2)
@@ -201,7 +201,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.8.2)
-    unicode-display_width (2.2.0)
+    unicode-display_width (2.3.0)
     vcr (6.1.0)
     webmock (3.18.1)
       addressable (>= 2.8.0)