diff --git a/Gemfile.lock b/Gemfile.lock
index dd0081e..c66dd5e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,10 +83,14 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.17.2)
+    mini_portile2 (2.5.1)
     multi_json (1.0.4)
-    nokogiri (1.5.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     orm_adapter (0.0.5)
     polyglot (0.3.3)
+    racc (1.5.2)
     rack (1.3.5)
     rack-cache (1.1)
       rack (>= 0.4)