diff --git a/Gemfile.lock b/Gemfile.lock
index 2bd385b..f943c96 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -276,7 +276,7 @@ GEM
     mime-types-data (3.2019.0331)
     mini_magick (4.7.0)
     mini_mime (1.0.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.0)
     minitest (5.10.3)
     minitest-reporters (1.1.14)
       ansi
@@ -287,8 +287,9 @@ GEM
     nenv (0.3.0)
     netrc (0.11.0)
     nio4r (2.3.1)
-    nokogiri (1.10.2)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.3)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -300,6 +301,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     puma (3.9.1)
+    racc (1.5.2)
     rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)