diff --git a/src/thread/microblaze/__set_thread_area.s b/src/thread/microblaze/__set_thread_area.s
index 2b112ae22ab362e43f3ea6e46965c6f086d63800..21dc1e1fd579d052bbc42b8f0c1229cdf16afc47 100644
--- a/src/thread/microblaze/__set_thread_area.s
+++ b/src/thread/microblaze/__set_thread_area.s
@@ -1,5 +1,6 @@
 .global __set_thread_area
 .type   __set_thread_area,@function
 __set_thread_area:
-	rtsd     r15, 8
 	ori      r21, r5, 0
+	rtsd     r15, 8
+	ori      r3, r0, 0