diff --git a/Gemfile.lock b/Gemfile.lock
index f7158bd..41b4e26 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -41,12 +41,14 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0331)
     mimemagic (0.3.3)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     minitest (5.11.3)
     multi_json (1.13.1)
     multi_xml (0.6.0)
-    nokogiri (1.10.3)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
+    racc (1.5.2)
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)