diff --git a/example/rails3.1/Gemfile.lock b/example/rails3.1/Gemfile.lock
index 5ed1aee..6a04589 100644
--- a/example/rails3.1/Gemfile.lock
+++ b/example/rails3.1/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ../..
   specs:
-    analytical (3.0.8)
+    analytical (3.0.12)
 
 GEM
   remote: http://rubygems.org/
@@ -85,7 +85,7 @@ GEM
       rake (>= 0.8.7)
       rdoc (~> 3.4)
       thor (~> 0.14.6)
-    rake (0.9.2)
+    rake (13.0.1)
     rdoc (3.9.4)
     sass (3.1.8)
     sass-rails (3.1.3)