diff --git a/src/helpers/nrf52/SerialBLEInterface.cpp b/src/helpers/nrf52/SerialBLEInterface.cpp
index c7c211a3..75a4e3b0 100644
--- a/src/helpers/nrf52/SerialBLEInterface.cpp
+++ b/src/helpers/nrf52/SerialBLEInterface.cpp
@@ -177,15 +177,17 @@ void SerialBLEInterface::begin(const char* prefix, char* name, uint32_t pin_code
 
   Bluefruit.setEventCallback(onBLEEvent);
 
+  bleuart.setPermission(SECMODE_ENC_WITH_MITM, SECMODE_ENC_WITH_MITM);
+  bleuart.begin();
+  bleuart.setRxCallback(onBleUartRX);
+
+
+
   // Register DFU on the main BLE stack so paired clients can discover it
   // without switching the device into a separate OTA-only BLE mode first.
   bledfu.setPermission(SECMODE_ENC_WITH_MITM, SECMODE_ENC_WITH_MITM);
   bledfu.begin();
 
-  bleuart.setPermission(SECMODE_ENC_WITH_MITM, SECMODE_ENC_WITH_MITM);
-  bleuart.begin();
-  bleuart.setRxCallback(onBleUartRX);
-
   Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);
   Bluefruit.Advertising.addTxPower();
   Bluefruit.Advertising.addService(bleuart);