diff --git a/Core/ExchangeService.cs b/Core/ExchangeService.cs
index 99ff4a66..2e772581 100644
--- a/Core/ExchangeService.cs
+++ b/Core/ExchangeService.cs
@@ -2849,7 +2849,9 @@ public StreamingSubscription SubscribeToStreamingNotifications(
 
             EwsUtilities.ValidateParamCollection(folderIds, "folderIds");
 
-            return this.BuildSubscribeToStreamingNotificationsRequest(folderIds, eventTypes).Execute()[0].Subscription;
+            StreamingSubscription StreamingSub = this.BuildSubscribeToStreamingNotificationsRequest(folderIds, eventTypes).Execute()[0].Subscription;
+            StreamingSub.folderIds = folderIds;
+            return StreamingSub;
         }
 
         /// <summary>
diff --git a/Notifications/StreamingSubscription.cs b/Notifications/StreamingSubscription.cs
index 5882c737..b52c8c16 100644
--- a/Notifications/StreamingSubscription.cs
+++ b/Notifications/StreamingSubscription.cs
@@ -101,5 +101,10 @@ protected override bool UsesWatermark
                 return false;
             }
         }
+
+        /// <summary>
+        /// List of the folderIds in the subscription.
+        /// </summary>
+        public System.Collections.Generic.IEnumerable<FolderId> folderIds;
     }
 }
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