diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 6238b5875fd1..fbafd965dcd2 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -142,7 +142,6 @@ drivers-$(CONFIG_OPROFILE)	+= arch/powerpc/oprofile/
 
 # Default to zImage, override when needed
 defaultimage-y			:= zImage
-defaultimage-$(CONFIG_PPC_ISERIES) := vmlinux
 defaultimage-$(CONFIG_DEFAULT_UIMAGE) := uImage
 KBUILD_IMAGE := $(defaultimage-y)
 all: $(KBUILD_IMAGE)
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 378bda50b178..cc11697c38e5 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -136,6 +136,7 @@ image-$(CONFIG_PPC_EFIKA)		+= zImage.chrp
 image-$(CONFIG_PPC_PMAC)		+= zImage.pmac
 image-$(CONFIG_PPC_HOLLY)		+= zImage.holly-elf
 image-$(CONFIG_PPC_PRPMC2800)		+= zImage.prpmc2800
+image-$(CONFIG_PPC_ISERIES)		+= zImage.iseries
 image-$(CONFIG_DEFAULT_UIMAGE)		+= uImage
 
 ifneq ($(CONFIG_DEVICE_TREE),"")
@@ -185,6 +186,9 @@ $(obj)/zImage.initrd.%: vmlinux $(wrapperbits)
 $(obj)/zImage.%: vmlinux $(wrapperbits)
 	$(call if_changed,wrap,$*)
 
+$(obj)/zImage.iseries: vmlinux
+	$(STRIP) -s -R .comment $< -o $@
+
 $(obj)/zImage.ps3: vmlinux
 	$(STRIP) -s -R .comment $< -o $@