diff --git a/bitbake/lib/bb/utils.py b/bitbake/lib/bb/utils.py
index f687ee4127..9cb702dbb7 100644
--- a/bitbake/lib/bb/utils.py
+++ b/bitbake/lib/bb/utils.py
@@ -1497,6 +1497,8 @@ def ioprio_set(who, cls, value):
       NR_ioprio_set = 251
     elif _unamearch[0] == "i" and _unamearch[2:3] == "86":
       NR_ioprio_set = 289
+    elif _unamearch == "aarch64":
+      NR_ioprio_set = 30
 
     if NR_ioprio_set:
         ioprio = value | (cls << IOPRIO_CLASS_SHIFT)