diff --git a/variants/heltec_t114/T114Board.h b/variants/heltec_t114/T114Board.h
index f27dc291d0..49f5a06dbf 100644
--- a/variants/heltec_t114/T114Board.h
+++ b/variants/heltec_t114/T114Board.h
@@ -50,10 +50,14 @@ class T114Board : public NRF52BoardDCDC {
 #ifdef LED_PIN
     digitalWrite(LED_PIN, HIGH);
 #endif
+#ifdef NRF52_POWER_MANAGEMENT
+    initiateShutdown(SHUTDOWN_REASON_USER);
+#else
 #if ENV_INCLUDE_GPS == 1
     pinMode(GPS_EN, OUTPUT);
     digitalWrite(GPS_EN, LOW);
 #endif
     sd_power_system_off();
+#endif
   }
 };
diff --git a/variants/rak4631/RAK4631Board.cpp b/variants/rak4631/RAK4631Board.cpp
index 9fb47b432e..1aa5098f27 100644
--- a/variants/rak4631/RAK4631Board.cpp
+++ b/variants/rak4631/RAK4631Board.cpp
@@ -15,6 +15,9 @@ const PowerMgtConfig power_config = {
 void RAK4631Board::initiateShutdown(uint8_t reason) {
   // Disable LoRa module power before shutdown
   digitalWrite(SX126X_POWER_EN, LOW);
+  // RAK4631 has no buttons; clear DIO1 SENSE (set by RadioLib) so the
+  // floating pin doesn't trigger an immediate wakeup from SYSTEMOFF.
+  nrf_gpio_cfg_default(P_LORA_DIO_1);
 
   if (reason == SHUTDOWN_REASON_LOW_VOLTAGE ||
       reason == SHUTDOWN_REASON_BOOT_PROTECT) {
diff --git a/variants/rak4631/RAK4631Board.h b/variants/rak4631/RAK4631Board.h
index 7e67165b19..44dd32a03b 100644
--- a/variants/rak4631/RAK4631Board.h
+++ b/variants/rak4631/RAK4631Board.h
@@ -35,4 +35,10 @@ class RAK4631Board : public NRF52BoardDCDC {
   const char* getManufacturerName() const override {
     return "RAK 4631";
   }
+
+#ifdef NRF52_POWER_MANAGEMENT
+  void powerOff() override {
+    initiateShutdown(SHUTDOWN_REASON_USER);
+  }
+#endif
 };