diff --git a/build/boards/cv180x/cv1800b_milkv_duo_sd/cv1800b_milkv_duo_sd_defconfig b/build/boards/cv180x/cv1800b_milkv_duo_sd/cv1800b_milkv_duo_sd_defconfig
index 7dda2af25..db42ac021 100644
--- a/build/boards/cv180x/cv1800b_milkv_duo_sd/cv1800b_milkv_duo_sd_defconfig
+++ b/build/boards/cv180x/cv1800b_milkv_duo_sd/cv1800b_milkv_duo_sd_defconfig
@@ -42,3 +42,8 @@ CONFIG_USE_4K_ERASE_SIZE_FOR_JFFS2=y
 CONFIG_USB_OSDRV_CVITEK_GADGET=n
 CONFIG_BUILDROOT_FS=y
 CONFIG_BUILD_FOR_DEBUG=y
+CONFIG_ZSMALLOC=y
+CONFIG_ZSMALLOC_STAT=y
+CONFIG_ZRAM=m
+CONFIG_ZRAM_WRITEBACK=y
+CONFIG_ZRAM_MEMORY_TRACKING=y
\ No newline at end of file
diff --git a/build/boards/cv181x/cv1812cp_milkv_duo256m_sd/linux/cvitek_cv1812cp_milkv_duo256m_sd_defconfig b/build/boards/cv181x/cv1812cp_milkv_duo256m_sd/linux/cvitek_cv1812cp_milkv_duo256m_sd_defconfig
index 43ed58c24..064f65499 100644
--- a/build/boards/cv181x/cv1812cp_milkv_duo256m_sd/linux/cvitek_cv1812cp_milkv_duo256m_sd_defconfig
+++ b/build/boards/cv181x/cv1812cp_milkv_duo256m_sd/linux/cvitek_cv1812cp_milkv_duo256m_sd_defconfig
@@ -37,6 +37,8 @@ CONFIG_BLK_SCSI_REQUEST=y
 # CONFIG_MQ_IOSCHED_KYBER is not set
 # CONFIG_COREDUMP is not set
 CONFIG_CMA=y
+CONFIG_ZSMALLOC=y
+CONFIG_ZSMALLOC_STAT=y
 CONFIG_NET=y
 CONFIG_PACKET=y
 CONFIG_UNIX=y
@@ -56,6 +58,9 @@ CONFIG_MTD_BLOCK=y
 CONFIG_MTD_RAW_NAND=y
 CONFIG_MTD_UBI=y
 CONFIG_MTD_UBI_BLOCK=y
+CONFIG_ZRAM=m
+CONFIG_ZRAM_WRITEBACK=y
+CONFIG_ZRAM_MEMORY_TRACKING=y
 CONFIG_SCSI=y
 CONFIG_SCSI_DMA=y
 CONFIG_SCSI_PROC_FS=y
diff --git a/device/milkv-duo/overlay/mnt/system/duo-init.sh b/device/milkv-duo/overlay/mnt/system/duo-init.sh
index b7f31bcc4..d04767e87 100755
--- a/device/milkv-duo/overlay/mnt/system/duo-init.sh
+++ b/device/milkv-duo/overlay/mnt/system/duo-init.sh
@@ -7,5 +7,11 @@ devmem 0x03001068 32 0x3
 # Set Pin-19(GP14) to GPIO
 duo-pinmux -w GP14/GP14 > /dev/null
 
-# insmod pwm module
+# Insmod PWM Module
 insmod /mnt/system/ko/cv180x_pwm.ko
+
+# Init Zram
+insmod /mnt/system/ko/zram.ko
+echo "128M" | tee /sys/block/zram0/disksize
+/sbin/mkswap /dev/zram0
+/sbin/swapon /dev/zram0
\ No newline at end of file
diff --git a/device/milkv-duo256m/overlay/mnt/system/duo-init.sh b/device/milkv-duo256m/overlay/mnt/system/duo-init.sh
index fda9d7862..302eff8f7 100755
--- a/device/milkv-duo256m/overlay/mnt/system/duo-init.sh
+++ b/device/milkv-duo256m/overlay/mnt/system/duo-init.sh
@@ -7,5 +7,11 @@ devmem 0x03001068 32 0x3
 # Set Pin-19(GP14) to GPIO
 duo-pinmux -w GP14/GP14 > /dev/null
 
-# insmod pwm module
+# Insmod PWM Module
 insmod /mnt/system/ko/cv181x_pwm.ko
+
+# Init Zram
+insmod /mnt/system/ko/zram.ko
+echo "128M" | tee /sys/block/zram0/disksize
+/sbin/mkswap /dev/zram0
+/sbin/swapon /dev/zram0
\ No newline at end of file
diff --git a/device/milkv-duos/overlay/mnt/system/duo-init.sh b/device/milkv-duos/overlay/mnt/system/duo-init.sh
index bcdcdf327..07239630b 100755
--- a/device/milkv-duos/overlay/mnt/system/duo-init.sh
+++ b/device/milkv-duos/overlay/mnt/system/duo-init.sh
@@ -25,9 +25,15 @@ insmod /mnt/system/ko/aic8800_bsp.ko
 sleep 0.5
 insmod /mnt/system/ko/aic8800_fdrv.ko
 
-# insmod pwm module
+# Insmod PWM Module
 insmod /mnt/system/ko/cv181x_pwm.ko
 
+# Init Zram
+insmod /mnt/system/ko/zram.ko
+echo "128M" | tee /sys/block/zram0/disksize
+/sbin/mkswap /dev/zram0
+/sbin/swapon /dev/zram0
+
 # Camera2
 camera2_rst=484
 set_gpio ${camera2_rst} 1