diff --git a/cloud/amazon/ec2_lc.py b/cloud/amazon/ec2_lc.py
index 2acef4f8519..d36bb15ecd6 100644
--- a/cloud/amazon/ec2_lc.py
+++ b/cloud/amazon/ec2_lc.py
@@ -53,7 +53,7 @@ options:
     required: false
   security_groups:
     description:
-      - A list of security groups into which instances should be found
+      - A list of security groups to apply to the instances. For VPC instances, specify security group IDs. For EC2-Classic, specify either security group names or IDs.
     required: false
   volumes:
     description: