diff --git a/Gemfile.lock b/Gemfile.lock
index c476a60..e21c50c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -108,7 +108,7 @@ GEM
     method_source (0.9.2)
     mimemagic (0.3.3)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     minitest (5.11.3)
     multi_json (1.13.1)
     multipart-post (2.1.1)
@@ -116,8 +116,10 @@ GEM
       railties (>= 3.1)
     mysql2 (0.5.2)
     nio4r (2.5.1)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
+    racc (1.5.2)
     rack (2.0.8)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)