diff --git a/src/soc/intel/denverton_ns/lpc.c b/src/soc/intel/denverton_ns/lpc.c
index 5d1eda5..7ebca1e 100644
--- a/src/soc/intel/denverton_ns/lpc.c
+++ b/src/soc/intel/denverton_ns/lpc.c
@@ -34,7 +34,7 @@
 	/* affirm full set of redirection table entries ("write once") */
 	ioapic_set_max_vectors(VIO_APIC_VADDR, PCH_REDIR_ETR);
 
-	setup_ioapic((void *)IO_APIC_ADDR, IO_APIC0);
+	register_new_ioapic_gsi0((void *)IO_APIC_ADDR);
 }
 
 /* interrupt router lookup for internal devices */