diff --git a/cloud/amazon/ec2_vol.py b/cloud/amazon/ec2_vol.py
index b34d60f67d0..1563884aaee 100644
--- a/cloud/amazon/ec2_vol.py
+++ b/cloud/amazon/ec2_vol.py
@@ -73,6 +73,7 @@ options:
     required: false
     default: "no"
     choices: ["yes", "no"]
+    version_added: "2.1"
   zone:
     description:
       - zone in which to create the volume, if unset uses the zone the instance is in (if set)