diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c3 b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c3
index 6fe39ffb73..fff614bf97 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c3
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c3
@@ -5,6 +5,8 @@ CONFIG_BT_CTRL_MODEM_SLEEP=y
 CONFIG_BT_CTRL_MODEM_SLEEP_MODE_1=y
 # Bluetooth low power clock
 CONFIG_BT_CTRL_LPCLK_SEL_EXT_32K_XTAL=y
+# Power up main XTAL during light sleep
+CONFIG_BT_CTRL_MAIN_XTAL_PU_DURING_LIGHT_SLEEP=y
 
 # RTC clock source
 CONFIG_RTC_CLK_SRC_EXT_CRYS=y
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32s3 b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32s3
index 4e9d2f3edf..306bc4ab2d 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32s3
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32s3
@@ -5,6 +5,8 @@ CONFIG_BT_CTRL_MODEM_SLEEP=y
 CONFIG_BT_CTRL_MODEM_SLEEP_MODE_1=y
 # Bluetooth low power clock
 CONFIG_BT_CTRL_LPCLK_SEL_EXT_32K_XTAL=y
+# Power up main XTAL during light sleep
+CONFIG_BT_CTRL_MAIN_XTAL_PU_DURING_LIGHT_SLEEP=y
 
 # RTC clock source
 CONFIG_RTC_CLK_SRC_EXT_CRYS=y