diff --git a/Gemfile.lock b/Gemfile.lock
index 503da0f..745e3d2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -80,15 +80,17 @@ GEM
       mini_mime (>= 0.1.1)
     method_source (0.9.0)
     mini_mime (1.0.0)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.1)
     minitest (5.11.3)
     multi_json (1.13.1)
     mysql2 (0.4.10)
     nio4r (2.2.0)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     public_suffix (3.0.2)
     puma (3.11.2)
+    racc (1.5.2)
     rack (2.0.8)
     rack-proxy (0.6.4)
       rack