diff --git a/zephyr/iut_test/prj.conf b/zephyr/iut_test/prj.conf
index 12dc786..e82145f 100644
--- a/zephyr/iut_test/prj.conf
+++ b/zephyr/iut_test/prj.conf
@@ -48,7 +48,6 @@ CONFIG_SPI=y
 CONFIG_PM=y
 CONFIG_SHELL_BACKEND_SERIAL_INTERRUPT_DRIVEN=n
 CONFIG_SHELL_BACKEND_SERIAL_RX_POLL_PERIOD=1
-CONFIG_ISH_PM_LOG_LEVEL_DBG=y
 CONFIG_PM_DEVICE_SHELL=y
 
 CONFIG_IDLE_STACK_SIZE=4096