diff --git a/Gemfile.lock b/Gemfile.lock
index 5f23105..685a351 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,7 +83,7 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.2.0)
+    mini_portile2 (2.8.0)
     minitest (5.10.3)
     multi_json (1.12.1)
     multipart-post (2.0.0)
@@ -108,8 +108,9 @@ GEM
       ruby-progressbar
       rubyzip (>= 1.1.7)
     nio4r (2.1.0)
-    nokogiri (1.8.0)
-      mini_portile2 (~> 2.2.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     orm_adapter (0.5.0)
     os (1.0.0)
     pry (0.10.4)
@@ -119,6 +120,7 @@ GEM
     pry-rails (0.3.6)
       pry (>= 0.10.4)
     puma (3.9.1)
+    racc (1.6.0)
     rack (2.0.3)
     rack-test (0.6.3)
       rack (>= 1.0)