diff --git a/Gemfile b/Gemfile
index 7b759e9..12dd7f1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,7 @@ gem 'faraday', '~> 2.7'
 gem 'webmock'
 gem 'rake', '~> 13.0'
 gem 'rspec', '~> 3.0'
-gem 'rubocop', '~> 1.35'
+gem 'rubocop', '~> 1.52'
 gem 'rubocop-rspec'
 
 gem 'guard', '~> 2.18'
diff --git a/Gemfile.lock b/Gemfile.lock
index dcaa14e..b7efb46 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -45,7 +45,7 @@ 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)
@@ -56,8 +56,8 @@ GEM
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    parallel (1.22.1)
-    parser (3.1.2.1)
+    parallel (1.23.0)
+    parser (3.2.2.1)
       ast (~> 2.4.1)
     pry (0.14.1)
       coderay (~> 1.1)
@@ -68,7 +68,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    regexp_parser (2.5.0)
+    regexp_parser (2.8.0)
     rexml (3.2.5)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
@@ -83,27 +83,27 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
     rspec-support (3.10.3)
-    rubocop (1.35.0)
+    rubocop (1.52.0)
       json (~> 2.3)
       parallel (~> 1.10)
-      parser (>= 3.1.2.1)
+      parser (>= 3.2.0.0)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.20.1, < 2.0)
+      rubocop-ast (>= 1.28.0, < 2.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.21.0)
-      parser (>= 3.1.1.0)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.29.0)
+      parser (>= 3.2.1.0)
     rubocop-rspec (2.12.1)
       rubocop (~> 1.31)
-    ruby-progressbar (1.11.0)
+    ruby-progressbar (1.13.0)
     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)
@@ -123,7 +123,7 @@ DEPENDENCIES
   guard-rspec
   rake (~> 13.0)
   rspec (~> 3.0)
-  rubocop (~> 1.35)
+  rubocop (~> 1.52)
   rubocop-rspec
   webmock