diff --git a/Ruby-Cucumber-Watir/Gemfile.lock b/Ruby-Cucumber-Watir/Gemfile.lock
index 74e06a5..dd0a3c6 100644
--- a/Ruby-Cucumber-Watir/Gemfile.lock
+++ b/Ruby-Cucumber-Watir/Gemfile.lock
@@ -3,8 +3,7 @@ GEM
   specs:
     backports (3.11.4)
     builder (3.2.3)
-    childprocess (0.9.0)
-      ffi (~> 1.0, >= 1.0.11)
+    childprocess (3.0.0)
     cucumber (3.1.2)
       builder (>= 2.1.2)
       cucumber-core (~> 3.2.0)
@@ -24,7 +23,6 @@ GEM
     diff-lcs (1.3)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
-    ffi (1.9.25)
     gherkin (5.1.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
@@ -57,13 +55,13 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
     rspec-support (3.8.0)
-    rubyzip (1.2.2)
+    rubyzip (2.3.0)
     sauce_whisk (0.1.0)
       json
       rest-client (~> 2.0)
-    selenium-webdriver (3.141.0)
-      childprocess (~> 0.5)
-      rubyzip (~> 1.2, >= 1.2.2)
+    selenium-webdriver (3.142.7)
+      childprocess (>= 0.5, < 4.0)
+      rubyzip (>= 1.2.2)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.5)