diff --git a/awx/api/templates/api/job_template_callback.md b/awx/api/templates/api/job_template_callback.md
index ae77c48df1..2a62cf9d36 100644
--- a/awx/api/templates/api/job_template_callback.md
+++ b/awx/api/templates/api/job_template_callback.md
@@ -18,16 +18,9 @@ The response will return status 202 if the request is valid, 403 for an
 invalid host config key, or 400 if the host cannot be determined from the
 address making the request.
 
-_(New in Ansible Tower 2.0.0)_ By default, the host must already be present in
-inventory for the callback to succeed.  The `refresh_inventory` parameter can
-be passed to the callback to trigger an inventory sync prior to searching for
-the host and running the job.  The associated inventory must have the
-`update_on_launch` flag set and will only refresh if the `update_cache_timeout`
-has expired.
-
-For example, using curl:
-
-    curl --data-urlencode "host_config_key=HOST_CONFIG_KEY&refresh_inventory=1" http://server/api/v1/job_templates/N/callback/
+_(New in Ansible Tower 2.0.0)_  If the associated inventory has the
+`update_on_launch` flag set and if the `update_cache_timeout` has expired, the
+callback will perform an inventory sync to find a matching host.
 
 A GET request may be used to verify that the correct host will be selected.
 This request must authenticate as a valid user with permission to edit the
diff --git a/awx/api/views.py b/awx/api/views.py
index e5d75e0694..18c45f87e6 100644
--- a/awx/api/views.py
+++ b/awx/api/views.py
@@ -1401,12 +1401,10 @@ class JobTemplateCallback(GenericAPIView):
         job_template = self.get_object()
         # Attempt to find matching hosts based on remote address.
         matching_hosts = self.find_matching_hosts()
-        # If refresh_inventory flag is provided and the host is not found,
-        # update the inventory before trying to match the host.
-        refresh_inventory = request.DATA.get('refresh_inventory', '')
-        refresh_inventory = bool(refresh_inventory and refresh_inventory[0].lower() in ('t', 'y', '1'))
+        # If the host is not found, update the inventory before trying to
+        # match again.
         inventory_sources_already_updated = []
-        if refresh_inventory and len(matching_hosts) != 1:
+        if len(matching_hosts) != 1:
             inventory_sources = job_template.inventory.inventory_sources.filter(active=True, update_on_launch=True)
             inventory_update_pks = set()
             for inventory_source in inventory_sources: