diff --git a/target/linux/ar71xx/image/Makefile b/target/linux/ar71xx/image/Makefile
index 71f7ef368d..7d39674212 100644
--- a/target/linux/ar71xx/image/Makefile
+++ b/target/linux/ar71xx/image/Makefile
@@ -1181,7 +1181,8 @@ ap83_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,128k(u-boot-env)ro,4096k(rootfs),3
 ap96_mtdlayout=mtdparts=spi0.0:192k(u-boot)ro,64k(u-boot-env)ro,6144k(rootfs),1728k(kernel),64k(art)ro,7872k@0x40000(firmware)
 ap113_mtd_layout=mtdparts=spi0.0:64k(u-boot),3008k(rootfs),896k(uImage),64k(NVRAM),64k(ART),3904k@0x10000(firmware)
 ap121_mtdlayout_2M=mtdparts=spi0.0:64k(u-boot)ro,1216k(rootfs),704k(kernel),64k(art)ro,1920k@0x10000(firmware)
-ap121_mtdlayout_4M=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,2752k(rootfs),896k(kernel),64k(nvram),64k(art)ro,3648k@0x50000(firmware)
+ap121_mtdlayout_4M=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,2448k(rootfs),1200k(kernel),64k(nvram),64k(art)ro,3648k@0x50000(firmware)
+ap121_mtdlayout_8M=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,6144k(rootfs),1600k(kernel),64k(nvram),64k(art)ro,7744k@0x50000(firmware)
 ap132_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,1408k(kernel),6400k(rootfs),64k(art),7808k@0x50000(firmware)
 ap135_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,14528k(rootfs),1472k(kernel),64k(art)ro,16000k@0x50000(firmware)
 ap136_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,6336k(rootfs),1408k(kernel),64k(mib0),64k(art)ro,7744k@0x50000(firmware)
@@ -2065,6 +2066,7 @@ $(eval $(call SingleProfile,AthLzma,256k,ALL0315N,all0315n,ALL0315N,ttyS0,115200
 $(eval $(call SingleProfile,AthLzma,64k,AP113,ap113,AP113,ttyS0,115200,$$(ap113_mtd_layout),RK))
 $(eval $(call SingleProfile,AthLzma,64k,AP121_2M,ap121-2M,AP121,ttyATH0,115200,$$(ap121_mtdlayout_2M),RKuImage))
 $(eval $(call SingleProfile,AthLzma,64k,AP121_4M,ap121-4M,AP121,ttyATH0,115200,$$(ap121_mtdlayout_4M),RKuImage))
+$(eval $(call SingleProfile,AthLzma,64k,AP121_8M,ap121-8M,AP121,ttyATH0,115200,$$(ap121_mtdlayout_8M),RKuImage))
 $(eval $(call SingleProfile,AthLzma,64k,AP121MINI,ap121-mini,AP121-MINI,ttyATH0,115200,$$(ap121_mtdlayout_4M),RKuImage))
 $(eval $(call SingleProfile,AthLzma,64k,AP132,ap132,AP132,ttyS0,115200,$$(ap132_mtdlayout),KRuImage))
 $(eval $(call SingleProfile,AthLzma,64k,AP135,ap135-020,AP135-020,ttyS0,115200,$$(ap135_mtdlayout),RKuImage))
@@ -2226,7 +2228,7 @@ $(eval $(call SingleProfile,Zcomax,64k,ZCN1523H516,zcn-1523h-5-16,ZCN-1523H-5,tt
 
 $(eval $(call SingleProfile,ZyXEL,64k,NBG_460N_550N_550NH,nbg460n_550n_550nh,NBG460N,ttyS0,115200,NBG-460N))
 
-$(eval $(call MultiProfile,AP121,AP121_2M AP121_4M))
+$(eval $(call MultiProfile,AP121,AP121_2M AP121_4M AP121_8M))
 $(eval $(call MultiProfile,AP136,AP136_010 AP136_020))
 $(eval $(call MultiProfile,AP143,AP143_8M AP143_16M))
 $(eval $(call MultiProfile,AP147,AP147_010))