diff --git a/Gemfile.lock b/Gemfile.lock
index e16862d..19eac49 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,9 +43,7 @@ GEM
     airbrussh (1.1.1)
       sshkit (>= 1.6.1, != 1.7.0)
     arel (7.1.2)
-    ast (2.2.0)
-    astrolabe (1.3.1)
-      parser (~> 2.2)
+    ast (2.4.2)
     builder (3.2.4)
     byebug (9.0.6)
     capistrano (3.6.1)
@@ -184,10 +182,11 @@ GEM
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    parser (2.3.0.pre.6)
-      ast (~> 2.2)
+    parallel (1.23.0)
+    parser (2.7.2.0)
+      ast (~> 2.4.1)
     phantomjs (2.1.1.0)
-    powerpack (0.1.1)
+    powerpack (0.1.3)
     pry (0.10.4)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -228,7 +227,8 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rainbow (2.0.0)
+    rainbow (2.2.2)
+      rake
     rake (11.3.0)
     rb-fsevent (0.9.7)
     rb-inotify (0.9.7)
@@ -255,14 +255,14 @@ GEM
       rspec-mocks (~> 3.5.0)
       rspec-support (~> 3.5.0)
     rspec-support (3.5.0)
-    rubocop (0.35.1)
-      astrolabe (~> 1.3)
-      parser (>= 2.2.3.0, < 3.0)
+    rubocop (0.49.0)
+      parallel (~> 1.10)
+      parser (>= 2.3.3.1, < 3.0)
       powerpack (~> 0.1)
       rainbow (>= 1.99.1, < 3.0)
       ruby-progressbar (~> 1.7)
-      tins (<= 1.6.0)
-    ruby-progressbar (1.7.5)
+      unicode-display_width (~> 1.0, >= 1.0.1)
+    ruby-progressbar (1.13.0)
     ruby_parser (3.19.1)
       sexp_processor (~> 4.16)
     sass (3.4.22)
@@ -294,7 +294,6 @@ GEM
     thor (0.19.1)
     thread_safe (0.3.6)
     tilt (2.0.11)
-    tins (1.6.0)
     turbolinks (5.0.1)
       turbolinks-source (~> 5)
     turbolinks-source (5.0.0)
@@ -302,6 +301,7 @@ GEM
       thread_safe (~> 0.1)
     uglifier (3.0.2)
       execjs (>= 0.3.0, < 3)
+    unicode-display_width (1.8.0)
     web-console (3.3.1)
       actionview (>= 5.0)
       activemodel (>= 5.0)