diff --git a/src/thread.c b/src/thread.c
index 6c0490a6a3435b0240e4c3e698e68deec08d1d4b..f94ad21a74a52f68417fbcc804d587f6976338cb 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -331,7 +331,7 @@ RTM_EXPORT(rt_thread_create);
 
 /**
  * This function will delete a thread. The thread object will be removed from
- * thread queue and detached/deleted from system object management.
+ * thread queue and deleted from system object management in the idle thread.
  *
  * @param thread the thread to be deleted
  *