diff --git a/code/API_definitions/device-reachability-status-subscriptions.yaml b/code/API_definitions/device-reachability-status-subscriptions.yaml
index 72225814..9fc4a90d 100644
--- a/code/API_definitions/device-reachability-status-subscriptions.yaml
+++ b/code/API_definitions/device-reachability-status-subscriptions.yaml
@@ -40,6 +40,7 @@ info:
     It is used in following cases:
       - the subscription expire time (optionally set by the requester) has been reached
       - the maximum number of subscription events (optionally set by the requester) has been reached
+      - the subscription was deleted by the requester
       - the Access Token `sinkCredential` (optionally set by the requester) expiration time has been reached
       - the API server has to stop sending notification prematurely
 
@@ -846,12 +847,14 @@ components:
       description: |
         - NETWORK_TERMINATED - API server stopped sending notification
         - SUBSCRIPTION_EXPIRED - Subscription expire time (optionally set by the requester) has been reached
+        - SUBSCRIPTION_DELETED - Subscription was deleted by the requester
         - MAX_EVENTS_REACHED - Maximum number of events (optionally set by the requester) has been reached
         - ACCESS_TOKEN_EXPIRED - Access Token sinkCredential (optionally set by the requester) expiration time has been reached
       enum:
         - MAX_EVENTS_REACHED
         - NETWORK_TERMINATED
         - SUBSCRIPTION_EXPIRED
+        - SUBSCRIPTION_DELETED
         - ACCESS_TOKEN_EXPIRED
 
     HTTPSubscriptionRequest:
diff --git a/code/API_definitions/device-roaming-status-subscriptions.yaml b/code/API_definitions/device-roaming-status-subscriptions.yaml
index d59d066b..86bc091c 100644
--- a/code/API_definitions/device-roaming-status-subscriptions.yaml
+++ b/code/API_definitions/device-roaming-status-subscriptions.yaml
@@ -42,6 +42,7 @@ info:
     It is used in following cases:
       - the subscription expire time (optionally set by the requester) has been reached
       - the maximum number of subscription events (optionally set by the requester) has been reached
+      - the subscription was deleted by the requester
       - the Access Token `sinkCredential` (optionally set by the requester) expiration time has been reached
       - the API server has to stop sending notification prematurely
 
@@ -907,9 +908,11 @@ components:
       description: |
         NETWORK_TERMINATED - API server stopped sending notification
         SUBSCRIPTION_EXPIRED - Subscription expire time (optionally set by the requester) has been reached
+        SUBSCRIPTION_DELETED - Subscription was deleted by the requester
       enum:
         - NETWORK_TERMINATED
         - SUBSCRIPTION_EXPIRED
+        - SUBSCRIPTION_DELETED
 
   responses:
     CreateSubscriptionBadRequest400: