diff --git a/src/threads/thread.c b/src/threads/thread.c
index 9e2fa41..d488677 100644
--- a/src/threads/thread.c
+++ b/src/threads/thread.c
@@ -261,7 +261,11 @@ thread_create (const char *name, int priority,
 
   /* Add to run queue. */
   thread_unblock (t);
-  thread_yield ();
+
+  /* Yield if the newly created thread has higher priority than the current
+     thread. */
+  if (t->priority > thread_current ()->priority)
+    thread_yield ();
 
   return tid;
 }