diff --git a/src/etc/etc.loongson/sysctl.conf b/src/etc/etc.loongson/sysctl.conf
index e69de29b..e6491005 100644
--- a/src/etc/etc.loongson/sysctl.conf
+++ b/src/etc/etc.loongson/sysctl.conf
@@ -0,0 +1 @@
+#machdep.lidsuspend=0		# do not suspend laptop upon lid closing