diff --git a/Gemfile.lock b/Gemfile.lock
index 23e21a9..4284f8d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -64,10 +64,12 @@ GEM
       mini_mime (>= 0.1.1)
     mime-types (1.25.1)
     mini_mime (1.0.2)
-    mini_portile (0.6.0)
+    mini_portile2 (2.5.1)
     minitest (5.4.0)
-    nokogiri (1.6.3.1)
-      mini_portile (= 0.6.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
+    racc (1.5.2)
     rack (1.5.2)
     rack-test (0.6.2)
       rack (>= 1.0)