diff --git a/Gemfile b/Gemfile
index 377195b93..0b2a343a4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -39,5 +39,5 @@ group :test do
   gem "govuk_test"
   gem "minitest-reporters"
   gem "mocha"
-  gem "webmock", "~> 3.7.6", require: false
+  gem "webmock", "~> 3.8.0", require: false
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 27fd265d8..b5b6b65a9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -328,7 +328,7 @@ GEM
       nokogiri (~> 1.6)
       rubyzip (>= 1.3.0)
       selenium-webdriver (>= 3.0, < 4.0)
-    webmock (3.7.6)
+    webmock (3.8.0)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
@@ -381,7 +381,7 @@ DEPENDENCIES
   scss_lint-govuk (~> 0.2)
   slimmer (~> 13.2)
   uglifier (>= 1.3.0)
-  webmock (~> 3.7.6)
+  webmock (~> 3.8.0)
   wraith (~> 4.2)
 
 RUBY VERSION