diff --git a/sys/modules/ipmi/Makefile b/sys/modules/ipmi/Makefile
index 5a730ef74830..4539dfda3b28 100644
--- a/sys/modules/ipmi/Makefile
+++ b/sys/modules/ipmi/Makefile
@@ -1,22 +1,22 @@
 # $FreeBSD$
 
 .PATH: ${SRCTOP}/sys/dev/ipmi
 
 # XXX - ipmi_smbus and ipmi_ssif depend on smbus
 # XXX - ipmi_acpi depends on acpi
 KMOD=	ipmi
 SRCS=	ipmi.c
 SRCS+=	bus_if.h device_if.h
 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
 SRCS+=	ipmi_kcs.c ipmi_smic.c ipmi_smbios.c ipmi_ssif.c
 SRCS+=	ipmi_acpi.c ipmi_isa.c ipmi_pci.c ipmi_smbus.c
 SRCS+=	opt_acpi.h
 SRCS+=	acpi_if.h isa_if.h pci_if.h smbus_if.h
 
 SUBDIR+= ipmi_linux
 
-.elif ${MACHINE_ARCH} == "powerpc64"
+.elif ${MACHINE_ARCH:Mpowerpc64*} != ""
 SRCS+=	ipmi_opal.c ofw_bus_if.h
 .endif
 
 .include <bsd.kmod.mk>