diff --git a/cpu/esp32/periph/pm.c b/cpu/esp32/periph/pm.c
index 49025ad8edfa..a8e0bb597e1a 100644
--- a/cpu/esp32/periph/pm.c
+++ b/cpu/esp32/periph/pm.c
@@ -47,7 +47,12 @@ static inline void pm_set_lowest_normal(void)
 
 void IRAM_ATTR pm_off(void)
 {
+    /* disable remaining power domains */
+    esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_SLOW_MEM, ESP_PD_OPTION_OFF);
+    esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_FAST_MEM, ESP_PD_OPTION_OFF);
+
     /* enter hibernate mode without any enabled wake-up sources */
+    esp_sleep_disable_wakeup_source(ESP_SLEEP_WAKEUP_ALL);
     esp_deep_sleep_start();
 }