diff --git a/vendor/vendor.json b/vendor/vendor.json
index 8749dee0d..2b3e56253 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -263,10 +263,10 @@
 			"revisionTime": "2016-12-08T18:21:42Z"
 		},
 		{
-			"checksumSHA1": "WASQjQVYHiVtAOxvRbl6I23etGE=",
+			"checksumSHA1": "Vg25dPyNytU7tOwM8wMqSk3zLDI=",
 			"path": "github.com/spf13/cast",
-			"revision": "56a7ecbeb18dde53c6db4bd96b541fd9741b8d44",
-			"revisionTime": "2016-12-24T17:25:03Z"
+			"revision": "f820543c3592e283e311a60d2a600a664e39f6f7",
+			"revisionTime": "2017-02-21T15:10:31Z"
 		},
 		{
 			"checksumSHA1": "2bLk/+qSRrzctGuDCiCPygXbUQQ=",