diff --git a/Gemfile.lock b/Gemfile.lock
index 66dfdbd..c8cf55c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -32,9 +32,10 @@ GEM
       activesupport (~> 4.0.0.rc1)
       bcrypt-ruby
     bcrypt-ruby (3.0.1)
-    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 (3.1.4)
@@ -44,7 +45,7 @@ GEM
       rack (>= 1.0.0)
       rack-test (>= 0.5.4)
       xpath (~> 2.0)
-    coderay (1.0.9)
+    coderay (1.1.3)
     coffee-rails (4.0.0)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0.beta, < 5.0)
@@ -70,6 +71,7 @@ GEM
     dotenv-deployment (0.0.2)
     dotenv-rails (0.11.1)
       dotenv (= 0.11.1)
+    erubi (1.10.0)
     erubis (2.7.0)
     eventmachine (1.0.3)
     execjs (1.4.0)