diff --git a/root/target/linux/mediatek/mt7623/config-4.14 b/root/target/linux/mediatek/mt7623/config-4.14
index fdc1401c..b950a47f 100644
--- a/root/target/linux/mediatek/mt7623/config-4.14
+++ b/root/target/linux/mediatek/mt7623/config-4.14
@@ -72,7 +72,7 @@ CONFIG_CLEANCACHE=y
 CONFIG_CLKDEV_LOOKUP=y
 CONFIG_CLKSRC_MMIO=y
 CONFIG_CLONE_BACKWARDS=y
-CONFIG_CMDLINE="earlyprintk console=ttyS0,115200 vmalloc=496M debug=7 initcall_debug=1 rootfstype=ext4,squashfs,jffs2"
+CONFIG_CMDLINE="earlyprintk console=ttyS0,115200 vmalloc=768M debug=7 initcall_debug=1 rootfstype=ext4,squashfs,jffs2"
 CONFIG_CMDLINE_FROM_BOOTLOADER=y
 CONFIG_COMMON_CLK=y
 CONFIG_COMMON_CLK_MEDIATEK=y
diff --git a/root/target/linux/mediatek/patches-4.14/0228-arm-dts-mtk-bpi-r2-bootargs.patch b/root/target/linux/mediatek/patches-4.14/0228-arm-dts-mtk-bpi-r2-bootargs.patch
index 9971abcf..abbac3fd 100644
--- a/root/target/linux/mediatek/patches-4.14/0228-arm-dts-mtk-bpi-r2-bootargs.patch
+++ b/root/target/linux/mediatek/patches-4.14/0228-arm-dts-mtk-bpi-r2-bootargs.patch
@@ -6,7 +6,7 @@ Index: linux-4.14.51/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
  
  	chosen {
  		stdout-path = "serial2:115200n8";
-+		bootargs = "earlyprintk console=tty1 fbcon=map:0 console=ttyS0,115200 block2mtd.block2mtd=/dev/mmcblk1,65536,RootFs,5 mtdparts=RootFs:512k(mbr)ro,512k(uboot)ro,512k(config)ro,512k(factory)ro,32M(kernel),32M(recovery),1024M(rootfs),2048M(usrdata),-(bmtpool) block2mtd.block2mtd=/dev/mmcblk0,65536,eMMC,5 mtdparts=eMMC:512k(mbr)ro,512k(uboot)ro,512k(config)ro,512k(factory)ro,32M(kernel),32M(recovery),1024M(rootfs),2048M(usrdata),-(bmtpool) rootfstype=ext4,squashfs,jffs2";
++		bootargs = "earlyprintk vmalloc=768M console=tty1 fbcon=map:0 console=ttyS0,115200 block2mtd.block2mtd=/dev/mmcblk1,65536,RootFs,5 mtdparts=RootFs:512k(mbr)ro,512k(uboot)ro,512k(config)ro,512k(factory)ro,32M(kernel),32M(recovery),1024M(rootfs),2048M(usrdata),-(bmtpool) block2mtd.block2mtd=/dev/mmcblk0,65536,eMMC,5 mtdparts=eMMC:512k(mbr)ro,512k(uboot)ro,512k(config)ro,512k(factory)ro,32M(kernel),32M(recovery),1024M(rootfs),2048M(usrdata),-(bmtpool) rootfstype=ext4,squashfs,jffs2";
  	};
  
  	memory {