diff --git a/website/source/docs/builders/amazon.html.md b/website/source/docs/builders/amazon.html.md
index b7bbeb84f..0196eb757 100644
--- a/website/source/docs/builders/amazon.html.md
+++ b/website/source/docs/builders/amazon.html.md
@@ -121,7 +121,8 @@ Packer to work:
         "ec2:DescribeTags",
         "ec2:DescribeImageAttribute",
         "ec2:CopyImage",
-        "ec2:DescribeRegions"
+        "ec2:DescribeRegions",
+        "ec2:ModifyInstanceAttribute"
       ],
       "Resource" : "*"
   }]