diff --git a/sonoff/_changelog.ino b/sonoff/_changelog.ino
index 269408383..fc023ec1c 100644
--- a/sonoff/_changelog.ino
+++ b/sonoff/_changelog.ino
@@ -2,6 +2,7 @@
  * Fix HLW8012, HJL01 and BL0937 based energy sensors low Power (below 10W) measurement regression from 6.4.1.6
  * Add relay status functionality to LED2 when configured leaving LED1 for (wifi/mqtt) status indication
  * Add no pull-up control to Shelly 2 module (default is pull-up, change GPIO2 to Switch3n for no pull-up) (#4841)
+ * Add 4 seconds startup delay to button control (#4829)
  *
  * 6.4.1.6 20190105
  * Add commands PowerCal, VoltageCal and CurrentCal for HLW8012, HJL01 and BL0937 based energy sensors