diff --git a/Gemfile.lock b/Gemfile.lock
index e958265..810cdd0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,7 +49,7 @@ GEM
       rspec-expectations (>= 2.99)
       thor (~> 0.19)
     ast (2.3.0)
-    backports (3.10.3)
+    backports (3.11.0)
     bcrypt (3.1.11)
     better_errors (2.4.0)
       coderay (>= 1.0.0)
@@ -265,9 +265,9 @@ GEM
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
-    rubocop-github (0.6.0)
+    rubocop-github (0.8.1)
       rubocop (~> 0.51)
-    ruby-prof (0.16.2)
+    ruby-prof (0.17.0)
     ruby-progressbar (1.9.0)
     ruby_dep (1.5.0)
     sass (3.5.4)
@@ -310,10 +310,10 @@ GEM
     turbolinks-source (5.0.3)
     tzinfo (1.2.4)
       thread_safe (~> 0.1)
-    uglifier (4.0.2)
+    uglifier (4.1.2)
       execjs (>= 0.3.0, < 3)
     unicode-display_width (1.3.0)
-    unicorn (5.3.1)
+    unicorn (5.4.0)
       kgio (~> 2.6)
       raindrops (~> 0.7)
     websocket-driver (0.6.5)