diff --git a/Gemfile.lock b/Gemfile.lock
index 60cec21..614e08f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,11 +9,14 @@ GEM
   remote: http://rubygems.org/
   specs:
     diff-lcs (1.2.5)
-    mini_portile2 (2.1.0)
-    nokogiri (1.6.8)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
-    pkg-config (1.1.7)
+    mini_portile2 (2.8.0)
+    nokogiri (1.13.3)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    nokogiri (1.13.3-java)
+      racc (~> 1.4)
+    racc (1.6.0)
+    racc (1.6.0-java)
     rake (10.4.2)
     roo (2.5.1)
       nokogiri (~> 1)