diff --git a/assets/images/help/repository/dependabot-alerts-dismissal-comment.png b/assets/images/help/repository/dependabot-alerts-dismissal-comment.png
new file mode 100644
index 000000000000..392cbf96ea96
Binary files /dev/null and b/assets/images/help/repository/dependabot-alerts-dismissal-comment.png differ
diff --git a/content/code-security/dependabot/dependabot-alerts/viewing-and-updating-dependabot-alerts.md b/content/code-security/dependabot/dependabot-alerts/viewing-and-updating-dependabot-alerts.md
index 2977b3a9e87e..146c44a36810 100644
--- a/content/code-security/dependabot/dependabot-alerts/viewing-and-updating-dependabot-alerts.md
+++ b/content/code-security/dependabot/dependabot-alerts/viewing-and-updating-dependabot-alerts.md
@@ -168,7 +168,11 @@ If you schedule extensive work to upgrade a dependency, or decide that an alert
 
 1. View the details for an alert. For more information, see "[Viewing vulnerable dependencies](#viewing-dependabot-alerts)" (above).
 1. Select the "Dismiss" dropdown, and click a reason for dismissing the alert.{% ifversion reopen-dependabot-alerts %} Unfixed dismissed alerts can be reopened later.{% endif %}
-   ![Choosing reason for dismissing the alert via the "Dismiss" drop-down](/assets/images/help/repository/dependabot-alert-dismiss-drop-down-ungrouped.png)
+{% ifversion dependabot-alerts-dismissal-comment %}1. Optionally, add a dismissal comment. The dismissal comment will be added to the alert timeline and can be used as justification during auditing and reporting. You can retrieve or set a comment by using the GraphQL API. The comment is contained in the `dismissComment` field. For more information, see "[{% data variables.product.prodname_dependabot_alerts %}](/graphql/reference/objects#repositoryvulnerabilityalert)" in the GraphQL API documentation.
+   ![Screenshot showing how to dismiss an alert via the "Dismiss" drop-down, with the option to add a dismissal comment](/assets/images/help/repository/dependabot-alerts-dismissal-comment.png)
+1. Click **Dismiss alert**.
+{% else %}
+   ![Choosing reason for dismissing the alert via the "Dismiss" drop-down](/assets/images/help/repository/dependabot-alert-dismiss-drop-down-ungrouped.png){% endif %}
 {% ifversion dependabot-bulk-alerts %}
 
 ### Dismissing multiple alerts at once
diff --git a/data/features/dependabot-alerts-dismissal-comment.yml b/data/features/dependabot-alerts-dismissal-comment.yml
new file mode 100644
index 000000000000..255ea4a959a7
--- /dev/null
+++ b/data/features/dependabot-alerts-dismissal-comment.yml
@@ -0,0 +1,7 @@
+# Reference: Issue #7673 - Dependabot alerts: optional comment with dismissal - [GA]
+
+versions:
+  fpt: '*'
+  ghec: '*'
+  ghes: '>3.6'
+  ghae: 'issue-7673'