diff --git a/Gemfile b/Gemfile
index 548c7b1..2a6714f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -50,5 +50,5 @@ group :test do
   gem 'rspec-rails'
   gem 'simplecov', require: false
   gem 'simplecov-console', require: false
-  gem 'webdrivers', '= 4.1.2' # webdrivers 4.1.3 require rubyzi 2.0 which requires ruby 2.4
+  gem 'webdrivers', '4.1.3' # webdrivers 4.1.3 require rubyzi 2.0 which requires ruby 2.4
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 7ce42b9..407629a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -68,8 +68,7 @@ GEM
     capybara-selenium (0.0.6)
       capybara
       selenium-webdriver
-    childprocess (1.0.1)
-      rake (< 13.0)
+    childprocess (3.0.0)
     concurrent-ruby (1.1.5)
     config-parser (0.3.0)
     coveralls (0.7.1)
@@ -159,7 +158,7 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
     rainbow (3.0.0)
-    rake (12.3.3)
+    rake (13.0.1)
     regexp_parser (1.6.0)
     rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
@@ -194,9 +193,9 @@ GEM
       rubocop (>= 0.72.0)
     ruby-progressbar (1.10.1)
     rubyzip (1.3.0)
-    selenium-webdriver (3.142.3)
-      childprocess (>= 0.5, < 2.0)
-      rubyzip (~> 1.2, >= 1.2.2)
+    selenium-webdriver (3.142.6)
+      childprocess (>= 0.5, < 4.0)
+      rubyzip (>= 1.2.2)
     simplecov (0.17.1)
       docile (~> 1.1)
       json (>= 1.8, < 3)
@@ -230,9 +229,9 @@ GEM
       unf_ext
     unf_ext (0.0.7.6)
     unicode-display_width (1.6.0)
-    webdrivers (4.1.2)
+    webdrivers (4.1.3)
       nokogiri (~> 1.6)
-      rubyzip (~> 1.0)
+      rubyzip (>= 1.3.0)
       selenium-webdriver (>= 3.0, < 4.0)
     websocket-driver (0.7.1)
       websocket-extensions (>= 0.1.0)
@@ -266,7 +265,7 @@ DEPENDENCIES
   simplecov-console
   sprockets-rails
   uglifier (>= 1.3.0)
-  webdrivers (= 4.1.2)
+  webdrivers (= 4.1.3)
 
 RUBY VERSION
    ruby 2.3.3p222