diff --git a/Gemfile.lock b/Gemfile.lock
index 55cc4e8..0f44387 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,10 +16,12 @@ GEM
       treetop (~> 1.4)
       yajl-ruby (~> 1.1)
     gherkin (4.0.0)
-    mini_portile2 (2.3.0)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    mini_portile2 (2.8.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     polyglot (0.3.5)
+    racc (1.6.0)
     rake (11.3.0)
     rspec (3.4.0)
       rspec-core (~> 3.4.0)