diff --git a/etc/cmake/options.cmake b/etc/cmake/options.cmake
index 3eba447c2b9..c756e9ea7f9 100644
--- a/etc/cmake/options.cmake
+++ b/etc/cmake/options.cmake
@@ -328,6 +328,7 @@ ot_string_option(OT_VENDOR_SW_VERSION OPENTHREAD_CONFIG_NET_DIAG_VENDOR_SW_VERSI
 set(OT_POWER_SUPPLY_VALUES "BATTERY" "EXTERNAL" "EXTERNAL_STABLE" "EXTERNAL_UNSTABLE")
 ot_multi_option(OT_POWER_SUPPLY OT_POWER_SUPPLY_VALUES OPENTHREAD_CONFIG_DEVICE_POWER_SUPPLY OT_POWER_SUPPLY_ "set the device power supply config")
 
+ot_int_option(OT_MAC_CSL_REQUEST_AHEAD_US OPENTHREAD_CONFIG_MAC_CSL_REQUEST_AHEAD_US "set time ahead to deliver CSL frame from MAC to SubMac in microseconds")
 ot_int_option(OT_MLE_MAX_CHILDREN OPENTHREAD_CONFIG_MLE_MAX_CHILDREN "set maximum number of children")
 ot_int_option(OT_RCP_RESTORATION_MAX_COUNT OPENTHREAD_SPINEL_CONFIG_RCP_RESTORATION_MAX_COUNT "set max RCP restoration count")
 ot_int_option(OT_RCP_TX_WAIT_TIME_SECS OPENTHREAD_SPINEL_CONFIG_RCP_TX_WAIT_TIME_SECS "set RCP TX wait TIME in seconds")