diff --git a/Gemfile b/Gemfile
index 87d219591..aadfe3593 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ gem 'rails_translation_manager', '~> 0.1.0'
 gem 'sass-rails', '~> 5.0'
 gem 'uglifier', '>= 1.3.0'
 
-gem 'gds-api-adapters', '~> 58.0'
+gem 'gds-api-adapters', '~> 59.0'
 gem 'govuk_ab_testing', '~> 2.4'
 gem 'govuk_app_config', '~> 1.13'
 gem 'govuk_frontend_toolkit', '~> 8.1.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index f21f61bce..1567978a5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
     faraday (0.15.4)
       multipart-post (>= 1.2, < 3)
     ffi (1.10.0)
-    gds-api-adapters (58.0.0)
+    gds-api-adapters (59.0.0)
       addressable
       link_header
       null_logger
@@ -174,7 +174,7 @@ GEM
     method_source (0.9.2)
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2018.0812)
+    mime-types-data (3.2019.0331)
     mimemagic (0.3.3)
     mini_magick (4.8.0)
     mini_mime (1.0.1)
@@ -361,7 +361,7 @@ DEPENDENCIES
   chromedriver-helper
   dalli
   faker
-  gds-api-adapters (~> 58.0)
+  gds-api-adapters (~> 59.0)
   govuk-lint
   govuk_ab_testing (~> 2.4)
   govuk_app_config (~> 1.13)