diff --git a/Gemfile.lock b/Gemfile.lock
index 8186253..84a0d32 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,9 +31,10 @@ GEM
     addressable (2.3.5)
     arel (3.0.2)
     bcrypt-ruby (3.1.1)
-    better_errors (0.9.0)
+    better_errors (2.8.0)
       coderay (>= 1.0.0)
-      erubis (>= 2.6.6)
+      erubi (>= 1.0.0)
+      rack (>= 0.9.0)
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
     builder (3.0.4)
@@ -43,7 +44,7 @@ GEM
       rack (>= 1.0.0)
       rack-test (>= 0.5.4)
       xpath (~> 2.0)
-    coderay (1.0.9)
+    coderay (1.1.3)
     coffee-rails (3.2.2)
       coffee-script (>= 2.2.0)
       railties (~> 3.2.0)
@@ -73,6 +74,7 @@ GEM
     email_spec (1.5.0)
       launchy (~> 2.1)
       mail (~> 2.2)
+    erubi (1.10.0)
     erubis (2.7.0)
     execjs (2.0.0)
     factory_girl (4.2.0)