diff --git a/universal7885-common/configs/props/system.prop b/universal7885-common/configs/props/system.prop
index a6107e0..e81a21a 100644
--- a/universal7885-common/configs/props/system.prop
+++ b/universal7885-common/configs/props/system.prop
@@ -1,2 +1,8 @@
 # pre-render
 ro.vendor.perf.scroll_opt=true
+
+# ZRAM writeback
+ro.zram.mark_idle_delay_mins=60
+ro.zram.first_wb_delay_mins=180
+ro.zram.periodic_wb_delay_hours=24
+
diff --git a/universal7885-common/overlay/frameworks/base/core/res/res/values/config.xml b/universal7885-common/overlay/frameworks/base/core/res/res/values/config.xml
index a9c1ea3..c60448d 100644
--- a/universal7885-common/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/universal7885-common/overlay/frameworks/base/core/res/res/values/config.xml
@@ -79,7 +79,10 @@
 
     <!-- Shutdown if the battery temperature exceeds (this value * 0.1) Celsius. -->
      <integer name="config_shutdownBatteryTemperature">600</integer>
-
+     
+    <!-- Enable Zram writeback feature to allow unused pages in zram be written to flash. -->
+    <bool name="config_zramWriteback">true</bool>
+    
     <!-- From Stock framework-res.apk: -->
     <bool name="config_setColorTransformAccelerated">true</bool>
     <bool name="config_enableNightMode">true</bool>
diff --git a/universal7885-common/rootdir/etc/fstab.enableswap b/universal7885-common/rootdir/etc/fstab.enableswap
index 596e585..1da8e88 100644
--- a/universal7885-common/rootdir/etc/fstab.enableswap
+++ b/universal7885-common/rootdir/etc/fstab.enableswap
@@ -1 +1,2 @@
-/dev/block/zram0                                    none               swap        defaults                                              zramsize=100%,max_comp_streams=8
+/dev/block/zram0                                    none               swap        defaults                                              zramsize=100%,max_comp_streams=8,zram_loopback_path=/data/unencrypted/zram_swap,zram_loopback_size=512M
+