diff --git a/daemon/cluster/controllers/plugin/controller.go b/daemon/cluster/controllers/plugin/controller.go
index <HASH>..<HASH> 100644
--- a/daemon/cluster/controllers/plugin/controller.go
+++ b/daemon/cluster/controllers/plugin/controller.go
@@ -34,7 +34,6 @@ type Controller struct {
 
 	pluginID  string
 	serviceID string
-	taskID    string
 
 	// hook used to signal tests that `Wait()` is actually ready and waiting
 	signalWaitReady func()
cluster/controllers/plugin: remove unused Controller.taskID (unused)

```
daemon/cluster/controllers/plugin/controller.go:<I>:2: U<I>: field `taskID` is unused (unused)
```