diff --git a/lib/ansible/modules/cloud/amazon/rds.py b/lib/ansible/modules/cloud/amazon/rds.py
index 16ab2fd97ae..aabbedea61f 100644
--- a/lib/ansible/modules/cloud/amazon/rds.py
+++ b/lib/ansible/modules/cloud/amazon/rds.py
@@ -92,7 +92,8 @@ options:
     default: 3306 for mysql, 1521 for Oracle, 1433 for SQL Server, 5432 for PostgreSQL.
   upgrade:
     description:
-      - Indicates that minor version upgrades should be applied automatically. Used only when command=create or command=replicate.
+      - Indicates that minor version upgrades should be applied automatically.
+      - Used only when command=create or command=modify or command=restore or command=replicate.
     type: bool
     default: 'no'
   option_group: