diff --git a/Gemfile.lock b/Gemfile.lock
index 206789b6..c579f1e6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -183,7 +183,7 @@ GEM
     mime-types-data (3.2018.0812)
     mini_magick (4.8.0)
     mini_mime (1.0.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     mini_racer (0.2.3)
       libv8 (>= 6.3)
     minitest (5.11.3)
@@ -194,8 +194,9 @@ GEM
     nenv (0.3.0)
     netrc (0.11.0)
     nio4r (2.3.1)
-    nokogiri (1.10.3)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -207,6 +208,7 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (3.0.0)
     puma (3.9.1)
+    racc (1.5.2)
     rack (2.0.7)
     rack-accept (0.4.5)
       rack (>= 0.4)