diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 59f0b42..90d2c60 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -51,7 +51,7 @@
 	wait_queue_head_t work_done;
 
 	struct workqueue_struct *wq;
-	task_t *thread;
+	struct task_struct *thread;
 
 	int run_depth;		/* Detect run_workqueue() recursion depth */
 } ____cacheline_aligned;