diff --git a/Gemfile.lock b/Gemfile.lock
index 97be730..90e916e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,14 +43,16 @@ GEM
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     method_source (0.9.2)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     multipart-post (2.0.0)
-    nokogiri (1.8.5)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
+    racc (1.6.0)
     rack (2.0.6)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)