diff --git a/radio/src/io/frsky_firmware_update.cpp b/radio/src/io/frsky_firmware_update.cpp
index da500b07d..b9b9875be 100644
--- a/radio/src/io/frsky_firmware_update.cpp
+++ b/radio/src/io/frsky_firmware_update.cpp
@@ -488,8 +488,10 @@ const char * FrskyDeviceFirmwareUpdate::flashFirmware(const char * filename, Pro
   uint8_t extPwr = IS_EXTERNAL_MODULE_ON();
   EXTERNAL_MODULE_OFF();
 
+#if HAS_SPORT_UPDATE_CONNECTOR()
   uint8_t spuPwr = IS_SPORT_UPDATE_POWER_ON();
   SPORT_UPDATE_POWER_OFF();
+#endif
 
   progressHandler(getBasename(filename), STR_DEVICE_RESET, 0, 0);
 
@@ -532,9 +534,11 @@ const char * FrskyDeviceFirmwareUpdate::flashFirmware(const char * filename, Pro
     setupPulsesExternalModule();
   }
 
+#if HAS_SPORT_UPDATE_CONNECTOR()
   if (spuPwr) {
     SPORT_UPDATE_POWER_ON();
   }
+#endif
 
   state = SPORT_IDLE;
   resumePulses();
@@ -757,8 +761,10 @@ const char * FrskyChipFirmwareUpdate::flashFirmware(const char * filename, Progr
   uint8_t extPwr = IS_EXTERNAL_MODULE_ON();
   EXTERNAL_MODULE_OFF();
 
+#if HAS_SPORT_UPDATE_CONNECTOR()
   uint8_t spuPwr = IS_SPORT_UPDATE_POWER_ON();
   SPORT_UPDATE_POWER_OFF();
+#endif
 
   if (wait) {
     /* wait 2s off */
@@ -796,9 +802,11 @@ const char * FrskyChipFirmwareUpdate::flashFirmware(const char * filename, Progr
     setupPulsesExternalModule();
   }
 
+#if HAS_SPORT_UPDATE_CONNECTOR()
   if (spuPwr) {
     SPORT_UPDATE_POWER_ON();
   }
+#endif
 
   resumePulses();
 
diff --git a/radio/src/io/multi_firmware_update.cpp b/radio/src/io/multi_firmware_update.cpp
index f2d05e6d3..ee89017d0 100644
--- a/radio/src/io/multi_firmware_update.cpp
+++ b/radio/src/io/multi_firmware_update.cpp
@@ -534,8 +534,10 @@ bool MultiDeviceFirmwareUpdate::flashFirmware(const char * filename, ProgressHan
   uint8_t extPwr = IS_EXTERNAL_MODULE_ON();
   EXTERNAL_MODULE_OFF();
 
+#if HAS_SPORT_UPDATE_CONNECTOR()
   uint8_t spuPwr = IS_SPORT_UPDATE_POWER_ON();
   SPORT_UPDATE_POWER_OFF();
+#endif
 
   progressHandler(getBasename(filename), STR_DEVICE_RESET, 0, 0);
 
@@ -581,9 +583,11 @@ bool MultiDeviceFirmwareUpdate::flashFirmware(const char * filename, ProgressHan
     setupPulsesExternalModule();
   }
 
+#if HAS_SPORT_UPDATE_CONNECTOR()
   if (spuPwr) {
     SPORT_UPDATE_POWER_ON();
   }
+#endif
 
   resumePulses();
 
diff --git a/radio/src/targets/nv14/hal.h b/radio/src/targets/nv14/hal.h
index 516eefaeb..462d4a2e2 100644
--- a/radio/src/targets/nv14/hal.h
+++ b/radio/src/targets/nv14/hal.h
@@ -174,9 +174,7 @@
 
 // S.Port update connector
 #define SPORT_MAX_BAUDRATE              250000 // < 400000
-#define SPORT_UPDATE_RCC_AHB1Periph     RCC_AHB1Periph_GPIOH
-#define SPORT_UPDATE_PWR_GPIO           GPIOH
-#define SPORT_UPDATE_PWR_GPIO_PIN       GPIO_Pin_13  // PH.13
+#define SPORT_UPDATE_RCC_AHB1Periph     0
 #define HAS_SPORT_UPDATE_CONNECTOR()    (false)
 
 // Led