diff --git a/Gemfile.lock b/Gemfile.lock
index 8367f4330..5479474ea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,7 +13,8 @@ GEM
     amazon-ec2 (0.9.17)
       xml-simple (>= 1.0.12)
     archive-tar-minitar (0.5.2)
-    crack (0.1.8)
+    crack (0.4.5)
+      rexml
     erubis (2.7.0)
     fakeweb (1.3.0)
     ffi (1.0.9)
@@ -29,6 +30,7 @@ GEM
     net-ssh (2.1.4)
     rcov (0.9.9)
     rdoc (3.9.4)
+    rexml (3.2.5)
     right_http_connection (1.3.0)
     shoulda (2.11.3)
     thor (0.14.6)