diff --git a/components/bt/controller/esp32c5/bt.c b/components/bt/controller/esp32c5/bt.c
index c0188b0471d..a27625e12d8 100644
--- a/components/bt/controller/esp32c5/bt.c
+++ b/components/bt/controller/esp32c5/bt.c
@@ -1112,7 +1112,7 @@ modem_deint:
     esp_bt_controller_log_deinit();
 #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED
     esp_phy_modem_deinit();
-    // modem_clock_deselect_lp_clock_source(PERIPH_BT_MODULE);
+    modem_clock_deselect_lp_clock_source(PERIPH_BT_MODULE);
     modem_clock_module_disable(PERIPH_BT_MODULE);
 
 free_mem:
@@ -1137,7 +1137,7 @@ esp_err_t esp_bt_controller_deinit(void)
     os_msys_deinit();
 
     esp_phy_modem_deinit();
-    // modem_clock_deselect_lp_clock_source(PERIPH_BT_MODULE);
+    modem_clock_deselect_lp_clock_source(PERIPH_BT_MODULE);
     modem_clock_module_disable(PERIPH_BT_MODULE);
 
     ble_stack_deinitEnv();
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.32m.esp32h2 b/examples/bluetooth/nimble/power_save/sdkconfig.32m.esp32h2
index e25ae2874da..3bb77bf4312 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.32m.esp32h2
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.32m.esp32h2
@@ -18,5 +18,6 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 # Sleep Config
 #
 CONFIG_ESP_SLEEP_POWER_DOWN_FLASH=y
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c6 b/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c6
index c72be382de0..26534a800fb 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c6
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c6
@@ -20,5 +20,6 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 #
 CONFIG_ESP_SLEEP_POWER_DOWN_FLASH=y
 CONFIG_ESP_PHY_MAC_BB_PD=y
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c61 b/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c61
index 34fd71dd83b..ba02349c378 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c61
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.40m.esp32c61
@@ -18,5 +18,6 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 #
 # Sleep Config
 #
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.48m.esp32c5 b/examples/bluetooth/nimble/power_save/sdkconfig.48m.esp32c5
index f3f2dbe10ca..756a841b708 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.48m.esp32c5
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.48m.esp32c5
@@ -18,5 +18,6 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 #
 # Sleep Config
 #
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c5 b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c5
index 943c1c203aa..6f545ebec6b 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c5
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c5
@@ -19,6 +19,7 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 #
 # Sleep Config
 #
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config
 
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c6 b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c6
index 56afbd9faef..582f7034d12 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c6
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c6
@@ -21,6 +21,7 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 #
 CONFIG_ESP_SLEEP_POWER_DOWN_FLASH=y
 CONFIG_ESP_PHY_MAC_BB_PD=y
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config
 
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c61 b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c61
index cd0f68a6d24..b037beb4f95 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c61
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32c61
@@ -19,6 +19,7 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 #
 # Sleep Config
 #
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config
 
diff --git a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32h2 b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32h2
index dad63e95024..d1234542f76 100644
--- a/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32h2
+++ b/examples/bluetooth/nimble/power_save/sdkconfig.defaults.esp32h2
@@ -19,6 +19,7 @@ CONFIG_ESP_MODEM_CLOCK_ENABLE_CHECKING=y
 # Sleep Config
 #
 CONFIG_ESP_SLEEP_POWER_DOWN_FLASH=y
+CONFIG_PM_SLP_IRAM_OPT=y
 CONFIG_ESP_SLEEP_CACHE_SAFE_ASSERTION=y
 # end of Sleep Config