diff --git a/changelogs/push_gateway/newsfragments/1974.clarification b/changelogs/push_gateway/newsfragments/1974.clarification
new file mode 100644
index 000000000..46c086a9f
--- /dev/null
+++ b/changelogs/push_gateway/newsfragments/1974.clarification
@@ -0,0 +1 @@
+The path of HTTP pusher URLs is fixed to `/_matrix/push/v1/notify`.
diff --git a/data/api/push-gateway/push_notifier.yaml b/data/api/push-gateway/push_notifier.yaml
index e23d33b0b..8ff8d3e7e 100644
--- a/data/api/push-gateway/push_notifier.yaml
+++ b/data/api/push-gateway/push_notifier.yaml
@@ -35,9 +35,9 @@ paths:
         updating counts of unread notifications should be idempotent and
         therefore do not require duplicate suppression.
 
-        Notifications are sent to the URL configured when the pusher is created.
-        This means that the HTTP path may be different depending on the push
-        gateway.
+        Clients interested in receiving notifications via this endpoint MUST
+        configure its full URI when creating the associated pusher via
+        [`/_matrix/client/v3/pushers/set`](/client-server-api/#post_matrixclientv3pushersset).
       operationId: notify
       requestBody:
         content: