diff --git a/devices/hi3516ev300_ultimate_rostelecom-ipc8232swc-we/general/overlay/usr/share/openipc/customizer.sh b/devices/hi3516ev300_ultimate_rostelecom-ipc8232swc-we/general/overlay/usr/share/openipc/customizer.sh
index 88fa400..5900de1 100644
--- a/devices/hi3516ev300_ultimate_rostelecom-ipc8232swc-we/general/overlay/usr/share/openipc/customizer.sh
+++ b/devices/hi3516ev300_ultimate_rostelecom-ipc8232swc-we/general/overlay/usr/share/openipc/customizer.sh
@@ -14,6 +14,7 @@ fw_setenv upgrade 'https://github.com/OpenIPC/builder/releases/download/latest/h
 #
 # Set custom majestic settings
 #
+cli -s .isp.blkCnt 6
 cli -s .video0.codec h264
 cli -s .nightMode.irCutPin1 63
 cli -s .nightMode.irCutPin2 67