diff --git a/bandwidth.yml b/bandwidth.yml
index 5362a7c..c4b1fb2 100644
--- a/bandwidth.yml
+++ b/bandwidth.yml
@@ -1862,7 +1862,6 @@ components:
         - from
         - text
         - media
-        - priority
     messageDeliveredCallback:
       description: Message Delivered Callback
       type: object
@@ -2035,7 +2034,6 @@ components:
         - from
         - text
         - tag
-        - priority
     callbackMethodEnum:
       type: string
       nullable: true
diff --git a/models/message-failed-callback-message.ts b/models/message-failed-callback-message.ts
index eb2a7b8..e4bfffc 100644
--- a/models/message-failed-callback-message.ts
+++ b/models/message-failed-callback-message.ts
@@ -97,7 +97,7 @@ export interface MessageFailedCallbackMessage {
      * @type {PriorityEnum}
      * @memberof MessageFailedCallbackMessage
      */
-    'priority': PriorityEnum;
+    'priority'?: PriorityEnum;
 }
 
 
diff --git a/models/message-sending-callback-message.ts b/models/message-sending-callback-message.ts
index 3f373f4..c6bc540 100644
--- a/models/message-sending-callback-message.ts
+++ b/models/message-sending-callback-message.ts
@@ -97,7 +97,7 @@ export interface MessageSendingCallbackMessage {
      * @type {PriorityEnum}
      * @memberof MessageSendingCallbackMessage
      */
-    'priority': PriorityEnum;
+    'priority'?: PriorityEnum;
 }
 
 
diff --git a/tsconfig.json b/tsconfig.json
index ed6a30a..0c497fd 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -18,5 +18,6 @@
     "dist",
     "tests",
     "node_modules"
-  ]
+  ],
+  "include": ["global.d.ts"]
 }