diff --git a/Gemfile.lock b/Gemfile.lock
index 0564208..6d40bf7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,15 +82,17 @@ GEM
     method_source (0.9.2)
     mimemagic (0.3.3)
     mini_mime (1.0.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.0)
     minitest (5.11.3)
     msgpack (1.2.6)
     multi_json (1.13.1)
     nio4r (2.3.1)
-    nokogiri (1.10.1)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.2)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     pg (1.1.4)
     puma (3.12.0)
+    racc (1.5.2)
     rack (2.0.6)
     rack-proxy (0.6.5)
       rack