diff --git a/api/swagger.yaml b/api/swagger.yaml
index cc786e02e5..cc3ee80cb2 100644
--- a/api/swagger.yaml
+++ b/api/swagger.yaml
@@ -2804,6 +2804,8 @@ definitions:
       - "shutdown"
       - "failed"
       - "rejected"
+      - "remove"
+      - "orphaned"
 
   Task:
     type: "object"
diff --git a/api/types/swarm/task.go b/api/types/swarm/task.go
index ff11b07e74..85bb7af1c4 100644
--- a/api/types/swarm/task.go
+++ b/api/types/swarm/task.go
@@ -36,6 +36,10 @@ const (
 	TaskStateFailed TaskState = "failed"
 	// TaskStateRejected REJECTED
 	TaskStateRejected TaskState = "rejected"
+	// TaskStateRemove REMOVE
+	TaskStateRemove TaskState = "remove"
+	// TaskStateOrphaned ORPHANED
+	TaskStateOrphaned TaskState = "orphaned"
 )
 
 // Task represents a task.