diff --git a/vendor/vendor.json b/vendor/vendor.json
index e85afaf24..a8c0152b5 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -364,6 +364,24 @@
 			"revision": "850760c427c516be930bc91280636328f1a62286",
 			"revisionTime": "2017-06-13T19:24:08Z"
 		},
+		{
+			"checksumSHA1": "zdekzNuFGSoxAZ8cURGsrhBObZs=",
+			"path": "golang.org/x/image/riff",
+			"revision": "426cfd8eeb6e08ab1932954e09e3c2cb2bc6e36d",
+			"revisionTime": "2017-05-14T06:33:48Z"
+		},
+		{
+			"checksumSHA1": "ebUbLKyTEaupuKj5KsceDfkn+UA=",
+			"path": "golang.org/x/image/vp8",
+			"revision": "426cfd8eeb6e08ab1932954e09e3c2cb2bc6e36d",
+			"revisionTime": "2017-05-14T06:33:48Z"
+		},
+		{
+			"checksumSHA1": "MF/A3WDD30iVwlktK0itZ0PTJho=",
+			"path": "golang.org/x/image/vp8l",
+			"revision": "426cfd8eeb6e08ab1932954e09e3c2cb2bc6e36d",
+			"revisionTime": "2017-05-14T06:33:48Z"
+		},
 		{
 			"checksumSHA1": "wwirbKM4d69iWA4s9JwpXTsda3A=",
 			"path": "golang.org/x/image/webp",