diff --git a/Gemfile.lock b/Gemfile.lock
index 9eb6695..7995128 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -64,7 +64,7 @@ GEM
     hashdiff (1.0.1)
     i18n (1.11.0)
       concurrent-ruby (~> 1.0)
-    json (2.6.2)
+    json (2.6.3)
     listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
@@ -77,7 +77,7 @@ GEM
       nenv (~> 0.1)
       shellany (~> 0.0)
     parallel (1.22.1)
-    parser (3.1.2.1)
+    parser (3.2.0.0)
       ast (~> 2.4.1)
     pry (0.14.1)
       coderay (~> 1.1)
@@ -88,7 +88,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    regexp_parser (2.5.0)
+    regexp_parser (2.6.1)
     rexml (3.2.5)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
@@ -113,17 +113,17 @@ GEM
       rubocop-ast (>= 1.20.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.21.0)
+    rubocop-ast (1.24.1)
       parser (>= 3.1.1.0)
-    rubocop-rspec (2.12.1)
-      rubocop (~> 1.31)
+    rubocop-rspec (2.17.1)
+      rubocop (~> 1.33)
     ruby-progressbar (1.11.0)
     ruby2_keywords (0.0.5)
     shellany (0.0.1)
     thor (1.2.1)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.2.0)
+    unicode-display_width (2.4.2)
     webmock (3.14.0)
       addressable (>= 2.8.0)
       crack (>= 0.3.2)