diff --git a/IPN_Example/Gemfile.lock b/IPN_Example/Gemfile.lock
index 53a8946..82f4eb4 100644
--- a/IPN_Example/Gemfile.lock
+++ b/IPN_Example/Gemfile.lock
@@ -41,7 +41,7 @@ GEM
     coffee-script (2.2.0)
       coffee-script-source
       execjs
-    coffee-script-source (1.1.3)
+    coffee-script-source (1.12.2)
     erubis (2.7.0)
     execjs (1.2.12)
       multi_json (~> 1.0)
@@ -63,7 +63,7 @@ GEM
     pg (0.12.0)
       rake-compiler (~> 0.7)
     polyglot (0.3.3)
-    rack (1.3.5)
+    rack (1.3.10)
     rack-cache (1.1)
       rack (>= 0.4)
     rack-mount (0.8.3)