diff --git a/IPN_Example/Gemfile.lock b/IPN_Example/Gemfile.lock
index 53a8946..c074cdd 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)
@@ -87,7 +87,7 @@ GEM
       rake (>= 0.8.7)
       rdoc (~> 3.4)
       thor (~> 0.14.6)
-    rake (0.9.2.2)
+    rake (13.0.1)
     rake-compiler (0.7.9)
       rake
     rdoc (3.12)