diff --git a/Gemfile b/Gemfile
index fcf8adac1..f5b7149e9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'rails', '4.2.10'
+gem 'rails', '4.2.11'
 
 gem 'acts-as-taggable-on', '~> 5.0.0'
 gem 'acts_as_votable', '~> 0.11.1'
diff --git a/Gemfile.lock b/Gemfile.lock
index 5673a6c29..d2c095a2f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,36 +2,36 @@ GEM
   remote: https://rubygems.org/
   remote: https://rails-assets.org/
   specs:
-    actionmailer (4.2.10)
-      actionpack (= 4.2.10)
-      actionview (= 4.2.10)
-      activejob (= 4.2.10)
+    actionmailer (4.2.11)
+      actionpack (= 4.2.11)
+      actionview (= 4.2.11)
+      activejob (= 4.2.11)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 1.0, >= 1.0.5)
-    actionpack (4.2.10)
-      actionview (= 4.2.10)
-      activesupport (= 4.2.10)
+    actionpack (4.2.11)
+      actionview (= 4.2.11)
+      activesupport (= 4.2.11)
       rack (~> 1.6)
       rack-test (~> 0.6.2)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (4.2.10)
-      activesupport (= 4.2.10)
+    actionview (4.2.11)
+      activesupport (= 4.2.11)
       builder (~> 3.1)
       erubis (~> 2.7.0)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (4.2.10)
-      activesupport (= 4.2.10)
+    activejob (4.2.11)
+      activesupport (= 4.2.11)
       globalid (>= 0.3.0)
-    activemodel (4.2.10)
-      activesupport (= 4.2.10)
+    activemodel (4.2.11)
+      activesupport (= 4.2.11)
       builder (~> 3.1)
-    activerecord (4.2.10)
-      activemodel (= 4.2.10)
-      activesupport (= 4.2.10)
+    activerecord (4.2.11)
+      activemodel (= 4.2.11)
+      activesupport (= 4.2.11)
       arel (~> 6.0)
-    activesupport (4.2.10)
+    activesupport (4.2.11)
       i18n (~> 0.7)
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
@@ -113,7 +113,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.1)
+    concurrent-ruby (1.1.3)
     coveralls (0.8.22)
       json (>= 1.8, < 3)
       simplecov (~> 0.16.1)
@@ -247,7 +247,7 @@ GEM
     loofah (2.2.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.7.0)
+    mail (2.7.1)
       mini_mime (>= 0.1.1)
     mdl (0.5.0)
       kramdown (~> 1.12, >= 1.12.0)
@@ -327,16 +327,16 @@ GEM
       rack
     rack-test (0.6.3)
       rack (>= 1.0)
-    rails (4.2.10)
-      actionmailer (= 4.2.10)
-      actionpack (= 4.2.10)
-      actionview (= 4.2.10)
-      activejob (= 4.2.10)
-      activemodel (= 4.2.10)
-      activerecord (= 4.2.10)
-      activesupport (= 4.2.10)
+    rails (4.2.11)
+      actionmailer (= 4.2.11)
+      actionpack (= 4.2.11)
+      actionview (= 4.2.11)
+      activejob (= 4.2.11)
+      activemodel (= 4.2.11)
+      activerecord (= 4.2.11)
+      activesupport (= 4.2.11)
       bundler (>= 1.3.0, < 2.0)
-      railties (= 4.2.10)
+      railties (= 4.2.11)
       sprockets-rails
     rails-assets-leaflet (1.1.0)
     rails-assets-markdown-it (8.2.2)
@@ -348,9 +348,9 @@ GEM
       rails-deprecated_sanitizer (>= 1.0.1)
     rails-html-sanitizer (1.0.4)
       loofah (~> 2.2, >= 2.2.2)
-    railties (4.2.10)
-      actionpack (= 4.2.10)
-      activesupport (= 4.2.10)
+    railties (4.2.11)
+      actionpack (= 4.2.11)
+      activesupport (= 4.2.11)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rainbow (3.0.0)
@@ -548,7 +548,7 @@ DEPENDENCIES
   pg (~> 0.21.0)
   pg_search (~> 2.0.1)
   quiet_assets (~> 1.1.0)
-  rails (= 4.2.10)
+  rails (= 4.2.11)
   rails-assets-leaflet!
   rails-assets-markdown-it (~> 8.2.1)!
   redcarpet (~> 3.4.0)