diff --git a/awx/api/templates/api/system_job_template_launch.md b/awx/api/templates/api/system_job_template_launch.md
index 228b8887d0..f918840d24 100644
--- a/awx/api/templates/api/system_job_template_launch.md
+++ b/awx/api/templates/api/system_job_template_launch.md
@@ -3,8 +3,19 @@ Launch a Job Template:
 Make a POST request to this resource to launch the system job template.
 
 An extra parameter `extra_vars` is suggested in order to pass extra parameters
-to the system job task.  For example:   `{"days": 30}` to perform the action on
-items older than 30 days.
+to the system job task.
+
+For example on `cleanup_jobs`, `cleanup_deleted`, and `cleanup_activitystream`:
+
+`{"days": 30}`
+
+Which will act on data older than 30 days.
+
+For `cleanup_facts`:
+
+`{"older_than": "4w", `granularity`: "3d"}`
+
+Which will reduce the granularity of scan data to one scan per 3 days when the data is older than 4w.
 
 If successful, the response status code will be 202.  If the job cannot be
 launched, a 405 status code will be returned.