diff --git a/src/threads/thread.h b/src/threads/thread.h
index f36d7ac..3019926 100644
--- a/src/threads/thread.h
+++ b/src/threads/thread.h
@@ -93,6 +93,10 @@ struct thread
     /* Shared between thread.c and synch.c. */
     struct list_elem elem;              /* List element. */
 
+    /* MLFQS items */
+    int nice;                           /* Nice value for this thread */
+    int32_t recent_cpu;                 /* Amount of time this process received */
+
 #ifdef USERPROG
     /* Owned by userprog/process.c. */
     uint32_t *pagedir;                  /* Page directory. */