diff --git a/Gemfile.lock b/Gemfile.lock
index 1ffff2b..85fe95f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,8 +107,11 @@ GEM
       treetop (~> 1.4.8)
     method_source (0.8.1)
     mime-types (1.19)
+    mini_portile2 (2.8.0)
     multi_json (1.3.6)
-    nokogiri (1.5.5)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     orm_adapter (0.0.7)
     pg (0.14.1)
     polyglot (0.3.3)
@@ -116,6 +119,7 @@ GEM
       coderay (~> 1.0.5)
       method_source (~> 0.8)
       slop (~> 3.3.1)
+    racc (1.6.0)
     rack (1.4.1)
     rack-cache (1.2)
       rack (>= 0.4)