diff --git a/Gemfile.lock b/Gemfile.lock
index 6efeb49..5da2640 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -103,6 +103,7 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.22)
+    mini_portile2 (2.4.0)
     mongoid (3.1.2)
       activemodel (~> 3.2)
       moped (~> 1.4.2)
@@ -114,7 +115,8 @@ GEM
       rspec (>= 2.9)
     moped (1.4.5)
     multi_json (1.7.2)
-    nokogiri (1.5.9)
+    nokogiri (1.10.4)
+      mini_portile2 (~> 2.4.0)
     origin (1.0.11)
     orm_adapter (0.4.0)
     polyglot (0.3.3)