diff --git a/buildroot-external/rootfs-overlay/usr/lib/systemd/system/zram-var.service b/buildroot-external/rootfs-overlay/usr/lib/systemd/system/zram-var.service
new file mode 100644
index 000000000..7b6e2e6b9
--- /dev/null
+++ b/buildroot-external/rootfs-overlay/usr/lib/systemd/system/zram-var.service
@@ -0,0 +1,12 @@
+[Unit]
+Description=Hassio ZRAM var
+Requires=var.mount
+Before=var.mount
+
+[Service]
+Type=oneshot
+ExecStart=/sbin/hassio-zram -t sf -m var -s 32M
+RemainAfterExit=true
+
+[Install]
+WantedBy=hassio-zram.target