diff --git a/arch/microblaze/kernel/intc.c b/arch/microblaze/kernel/intc.c
index 8778adf72bd36..d85fa3a2b0f82 100644
--- a/arch/microblaze/kernel/intc.c
+++ b/arch/microblaze/kernel/intc.c
@@ -172,4 +172,6 @@ void __init init_IRQ(void)
 	 * and commits this patch.  ~~gcl */
 	root_domain = irq_domain_add_linear(intc, nr_irq, &xintc_irq_domain_ops,
 							(void *)intr_mask);
+
+	irq_set_default_host(root_domain);
 }