diff --git a/Gemfile.lock b/Gemfile.lock
index e2f1bd58b..f18f4cb4d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -292,9 +292,9 @@ GEM
       rails (>= 3.2.0)
     newrelic_rpm (4.7.1.340)
     nio4r (2.3.1)
-    nokogiri (1.8.3)
+    nokogiri (1.8.4)
       mini_portile2 (~> 2.3.0)
-    nokogumbo (1.4.13)
+    nokogumbo (1.5.0)
       nokogiri
     oauth2 (1.4.0)
       faraday (>= 0.8, < 0.13)
@@ -424,10 +424,10 @@ GEM
     ruby-progressbar (1.9.0)
     ruby_dep (1.5.0)
     rubyzip (1.2.1)
-    sanitize (4.5.0)
+    sanitize (4.6.6)
       crass (~> 1.0.2)
       nokogiri (>= 1.4.4)
-      nokogumbo (~> 1.4.1)
+      nokogumbo (~> 1.4)
     sass (3.5.5)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)