diff --git a/src/api/thread.c b/src/api/thread.c
index 4dbcd80..c6b1432 100644
--- a/src/api/thread.c
+++ b/src/api/thread.c
@@ -494,22 +494,10 @@ int sys_thread_control(unsigned int flags, struct task_ids *ids)
 				MAP_USR_RW, 1)) < 0)
 		return err;
 
-	if ((flags & THREAD_ACTION_MASK) != THREAD_CREATE) {
+	if ((flags & THREAD_ACTION_MASK) != THREAD_CREATE)
 		if (!(task = tcb_find(ids->tid)))
 			return -ESRCH;
 
-		/*
-		 * Tasks may only operate on their children. They may
-		 * also destroy themselves or any children.
-		 */
-		if ((flags & THREAD_ACTION_MASK) == THREAD_DESTROY &&
-		    !task_is_child(task) && task != current)
-			return -EPERM;
-		if ((flags & THREAD_ACTION_MASK) != THREAD_DESTROY
-		    && !task_is_child(task))
-			return -EPERM;
-	}
-
 	if ((err = cap_thread_check(task, flags, ids)) < 0)
 		return err;