diff --git a/Gemfile.lock b/Gemfile.lock
index b0d027217..2401c4d41 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -165,10 +165,10 @@ GEM
       domain_name (~> 0.5)
     http-form_data (1.0.1)
     http_parser.rb (0.6.0)
-    i18n (0.7.0)
+    i18n (0.8.1)
     icalendar (2.4.1)
     inflection (1.0.0)
-    json (1.8.3)
+    json (1.8.6)
     jwt (1.5.4)
     kgio (2.11.0)
     koala (2.4.0)
@@ -192,7 +192,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_portile2 (2.1.0)
-    minitest (5.9.0)
+    minitest (5.10.1)
     multi_json (1.12.1)
     multi_xml (0.5.5)
     multipart-post (2.0.0)
@@ -202,9 +202,8 @@ GEM
     nestful (1.1.1)
     net-ldap (0.15.0)
     netrc (0.11.0)
-    nokogiri (1.6.8)
+    nokogiri (1.7.1)
       mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -248,7 +247,6 @@ GEM
     parser (2.3.1.2)
       ast (~> 2.2)
     pg (0.18.4)
-    pkg-config (1.1.7)
     pluginator (1.3.0)
     power_assert (0.3.1)
     powerpack (0.1.1)
@@ -277,9 +275,9 @@ GEM
       sprockets-rails
     rails-deprecated_sanitizer (1.0.3)
       activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.7)
+    rails-dom-testing (1.0.8)
       activesupport (>= 4.2.0.beta, < 5.0)
-      nokogiri (~> 1.6.0)
+      nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
@@ -377,7 +375,7 @@ GEM
       libv8 (~> 3.16.14.0)
       ref
     thor (0.19.1)
-    thread_safe (0.3.5)
+    thread_safe (0.3.6)
     tilt (2.0.5)
     tins (1.13.0)
     twitter (5.16.0)