diff --git a/bsp-files/kickstarts/post_kernel_aio_and_worker.cfg b/bsp-files/kickstarts/post_kernel_aio_and_worker.cfg
index 5d90d31e..fd02480d 100644
--- a/bsp-files/kickstarts/post_kernel_aio_and_worker.cfg
+++ b/bsp-files/kickstarts/post_kernel_aio_and_worker.cfg
@@ -34,7 +34,7 @@ then
   fi
   KERN_OPTS="${KERN_OPTS} rcu_nocbs=${norcu_cpulist}"
   KERN_OPTS="${KERN_OPTS} kthread_cpus=${base_cpulist}"
-  KERN_OPTS="${KERN_OPTS} irqaffinity=${base_cpulist}"
+  KERN_OPTS="${KERN_OPTS} irqaffinity=${norcu_cpulist}"
   # Update vswitch.conf
   sed -i "s/^VSWITCH_CPU_LIST=.*/VSWITCH_CPU_LIST=\"${avp_cpulist}\"/" /etc/vswitch/vswitch.conf
 fi