diff --git a/plugins/modules/acme_certificate_order_create.py b/plugins/modules/acme_certificate_order_create.py
index 57bf17b7..5f1fa7d6 100644
--- a/plugins/modules/acme_certificate_order_create.py
+++ b/plugins/modules/acme_certificate_order_create.py
@@ -281,6 +281,7 @@ challenge_data:
     challenges:
       description:
         - Information for different challenge types supported for this identifier.
+        - Note that the keys are not valid Jinja2 identifiers.
       type: dict
       contains:
         http-01:
diff --git a/plugins/modules/acme_certificate_order_info.py b/plugins/modules/acme_certificate_order_info.py
index a81b9bd4..cdea9d02 100644
--- a/plugins/modules/acme_certificate_order_info.py
+++ b/plugins/modules/acme_certificate_order_info.py
@@ -141,7 +141,7 @@ order:
         - Encoded in the date format defined in L(RFC 3339, https://www.rfc-editor.org/rfc/rfc3339).
       type: str
       returned: depending on order
-    notAfter (optional, string):
+    notAfter:
       description:
         - The requested value of the C(notAfter) field in the certificate.
         - Encoded in the date format defined in L(RFC 3339, https://www.rfc-editor.org/rfc/rfc3339).