diff --git a/src/utility/Power_Class.cpp b/src/utility/Power_Class.cpp
index 13b6f67..d6dbce8 100644
--- a/src/utility/Power_Class.cpp
+++ b/src/utility/Power_Class.cpp
@@ -1559,7 +1559,7 @@ namespace m5
 #else
     ESP_LOGD("Power","deepSleep");
 #if defined (CONFIG_IDF_TARGET_ESP32C3) || defined (CONFIG_IDF_TARGET_ESP32C6) // || defined (CONFIG_IDF_TARGET_ESP32P4)
-
+    ESP_LOGW("Power","deepSleep: deep sleep is not supported on this target.");
 #else
 
 #if !defined (CONFIG_IDF_TARGET) || defined (CONFIG_IDF_TARGET_ESP32)
@@ -1690,8 +1690,8 @@ namespace m5
     (void)touch_wakeup;
 #else
     ESP_LOGD("Power","lightSleep");
-#if defined (CONFIG_IDF_TARGET_ESP32C3) || defined (CONFIG_IDF_TARGET_ESP32C6) || defined (CONFIG_IDF_TARGET_ESP32C5) || defined (CONFIG_IDF_TARGET_ESP32H2) || defined (CONFIG_IDF_TARGET_ESP32P4)
-
+#if defined (CONFIG_IDF_TARGET_ESP32C3) || defined (CONFIG_IDF_TARGET_ESP32C6) || defined (CONFIG_IDF_TARGET_ESP32H2) || defined (CONFIG_IDF_TARGET_ESP32P4)
+    ESP_LOGW("Power","lightSleep: light sleep is not supported on this target.");
 #else
 
 #if !defined (CONFIG_IDF_TARGET) || defined (CONFIG_IDF_TARGET_ESP32)
diff --git a/src/utility/RTC_Class.cpp b/src/utility/RTC_Class.cpp
index e52694c..2f227b4 100644
--- a/src/utility/RTC_Class.cpp
+++ b/src/utility/RTC_Class.cpp
@@ -29,6 +29,16 @@ namespace m5
       M5.Power.M5pm1.clearIRQStatus();
     }
   }
+#elif defined (CONFIG_IDF_TARGET_ESP32C5)
+  static void clear_m5pm1_rtc_irq(void)
+  {
+    if (M5.getBoard() == board_t::board_M5ToughC5
+     && M5.Power.getType() == Power_Class::pmic_t::pmic_m5pm1)
+    {
+      M5.Power.M5pm1.clearWakeSource();
+      M5.Power.M5pm1.clearIRQStatus();
+    }
+  }
 #else
   static void clear_m5pm1_rtc_irq(void) {}
 #endif