diff --git a/Gemfile.lock b/Gemfile.lock
index 7e4aa50..87a109c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -64,11 +64,11 @@ GEM
       nokogiri (~> 1)
       rake
     mini_mime (1.0.0)
-    mini_portile2 (2.5.1)
+    mini_portile2 (2.6.1)
     minitest (5.11.3)
     nio4r (2.3.1)
-    nokogiri (1.11.4)
-      mini_portile2 (~> 2.5.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     racc (1.5.2)
     rack (2.2.3)