diff --git a/config/eyelash_corne.conf b/config/eyelash_corne.conf
index 097a728..6db3fe3 100644
--- a/config/eyelash_corne.conf
+++ b/config/eyelash_corne.conf
@@ -2,6 +2,14 @@
 # Copyright (c) 2024 The ZMK Contributors
 # SPDX-License-Identifier: MIT
 #
+# go to sleep after one hour (1*60*60*1000ms)
+
+CONFIG_ZMK_IDLE_SLEEP_TIMEOUT=3600000
+
+CONFIG_ZMK_SLEEP=y
+
+
+
 
 CONFIG_WS2812_STRIP=y
 CONFIG_ZMK_RGB_UNDERGLOW=y