diff --git a/Gemfile.lock b/Gemfile.lock
index afe8903..d1711cb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -113,12 +113,13 @@ 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 (5.13.0)
     msgpack (1.3.1)
     nio4r (2.5.2)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     pg (1.1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
@@ -127,6 +128,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (4.0.1)
     puma (3.12.4)
+    racc (1.5.2)
     rack (2.0.8)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)