diff --git a/Gemfile b/Gemfile
index db4accfb..dcd67dc1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -74,7 +74,7 @@ gem 'bluecloth'
 gem 'spreadsheet_architect'
 
 group :development, :test do
-  gem 'govuk-lint', '~> 3.10'
+  gem 'govuk-lint', '~> 4.3'
   gem 'guard-rspec'
   gem 'pry-byebug'
   gem 'rspec-rails', '~> 3.8'
diff --git a/Gemfile.lock b/Gemfile.lock
index cfaab98a..d207874f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -128,8 +128,9 @@ GEM
       multi_json (>= 1.11.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
-    govuk-lint (3.10.0)
-      rubocop (~> 0.58)
+    govuk-lint (4.3.0)
+      rubocop (~> 0.76)
+      rubocop-rails (~> 2)
       rubocop-rspec (~> 1.28)
       scss_lint
     govuk-registers-api-client (2.0.0)
@@ -188,7 +189,6 @@ GEM
     invisible_captcha (1.0.1)
       rails (>= 4.2)
     iso8601 (0.12.1)
-    jaro_winkler (1.5.4)
     jbuilder (2.10.0)
       activesupport (>= 5.0.0)
     jquery-rails (4.4.0)
@@ -246,11 +246,10 @@ GEM
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    parallel (1.19.1)
-    parser (2.7.1.3)
-      ast (~> 2.4.0)
+    parallel (1.19.2)
+    parser (2.7.1.4)
+      ast (~> 2.4.1)
     pg (1.2.3)
-    powerpack (0.1.2)
     prometheus-client-mmap (0.9.1)
     prometheus_exporter (0.4.17)
     pry (0.13.1)
@@ -306,6 +305,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
+    rexml (3.2.4)
     rodf (1.1.1)
       builder (>= 3.0)
       dry-inflector (~> 0.1)
@@ -331,16 +331,23 @@ GEM
       rspec-mocks (~> 3.9.0)
       rspec-support (~> 3.9.0)
     rspec-support (3.9.3)
-    rubocop (0.61.1)
-      jaro_winkler (~> 1.5.1)
+    rubocop (0.86.0)
       parallel (~> 1.10)
-      parser (>= 2.5, != 2.5.1.1)
-      powerpack (~> 0.1)
+      parser (>= 2.7.0.1)
       rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.7)
+      rexml
+      rubocop-ast (>= 0.0.3, < 1.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.4.0)
-    rubocop-rspec (1.35.0)
-      rubocop (>= 0.60.0)
+      unicode-display_width (>= 1.4.0, < 2.0)
+    rubocop-ast (0.0.3)
+      parser (>= 2.7.0.1)
+    rubocop-rails (2.6.0)
+      activesupport (>= 4.2.0)
+      rack (>= 1.1)
+      rubocop (>= 0.82.0)
+    rubocop-rspec (1.40.0)
+      rubocop (>= 0.68.1)
     ruby-progressbar (1.10.1)
     ruby_dep (1.5.0)
     ruby_parser (3.14.2)
@@ -391,7 +398,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.7)
-    unicode-display_width (1.4.1)
+    unicode-display_width (1.7.0)
     web-console (3.7.0)
       actionview (>= 5.0)
       activemodel (>= 5.0)
@@ -431,7 +438,7 @@ DEPENDENCIES
   faker
   gds_metrics (~> 0.1.0)
   gibbon (~> 3.2)
-  govuk-lint (~> 3.10)
+  govuk-lint (~> 4.3)
   govuk-registers-api-client (~> 2.0.0)
   govuk_elements_form_builder!
   govuk_elements_rails