diff --git a/buildroot-external/kernel/hassos.config b/buildroot-external/kernel/hassos.config
index 10847f220..6518f149e 100644
--- a/buildroot-external/kernel/hassos.config
+++ b/buildroot-external/kernel/hassos.config
@@ -15,7 +15,7 @@ CONFIG_ZSWAP_ZPOOL_DEFAULT_ZSMALLOC=y
 CONFIG_ZSMALLOC=y
 
 CONFIG_LRU_GEN=y
-# CONFIG_LRU_GEN_ENABLED is not set
+CONFIG_LRU_GEN_ENABLED=y
 
 CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
 
diff --git a/buildroot-external/rootfs-overlay/usr/lib/systemd/system/haos-mglru.service b/buildroot-external/rootfs-overlay/usr/lib/systemd/system/haos-mglru.service
new file mode 100644
index 000000000..2f3206977
--- /dev/null
+++ b/buildroot-external/rootfs-overlay/usr/lib/systemd/system/haos-mglru.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Configure multigenerational LRU
+ConditionPathExists=/sys/kernel/mm/lru_gen/enabled
+
+[Service]
+Type=oneshot
+
+ExecStart=/bin/sh -c "echo 1 > /sys/kernel/mm/lru_gen/min_ttl_ms"
+
+[Install]
+WantedBy=basic.target