diff --git a/Gemfile.lock b/Gemfile.lock
index ec34112a3..cfcb11bb2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -387,7 +387,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_mime (1.0.0)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.1)
     minitest (5.11.3)
     monetize (1.7.0)
       money (~> 6.9)
@@ -403,8 +403,9 @@ GEM
       execjs
       rails (>= 3.1)
     nio4r (2.3.0)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     nori (2.6.0)
     oauth (0.5.4)
     octokit (4.8.0)
@@ -428,6 +429,7 @@ GEM
     puma (3.12.4)
     rabl (0.13.1)
       activesupport (>= 2.3.14)
+    racc (1.5.2)
     rack (2.2.2)
     rack-cors (1.1.1)
       rack (>= 2.0.0)