diff --git a/Gemfile.lock b/Gemfile.lock
index 72ebb63..214c6dc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -17,13 +17,15 @@ GEM
     mime-types (3.3)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.1009)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     multi_xml (0.6.0)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.3)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
+    racc (1.6.0)
     rake (10.5.0)
     rspec (3.9.0)
       rspec-core (~> 3.9.0)