diff --git a/Gemfile.lock b/Gemfile.lock
index 1850341..d3b9a54 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -117,17 +117,19 @@ 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)
     mini_racer (0.2.6)
       libv8 (>= 6.9.411)
     minitest (5.12.2)
     nio4r (2.5.2)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     pg (1.1.4)
     popper_js (1.14.5)
     public_suffix (4.0.1)
     puma (3.12.1)
+    racc (1.5.2)
     rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)