diff --git a/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h b/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
index 30bbc3a5c..f7ef536ba 100644
--- a/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
+++ b/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
@@ -9,7 +9,7 @@ protected:
   uint8_t btn_prev_state;
 
 public:
-  TImpulsePlusBoard() : NRF52Board("T-Impulse-Plus OTA") {}
+  TImpulsePlusBoard() : NRF52Board("T-Impulse-Plus_OTA") {}
   void begin();
 
 #if defined(P_LORA_TX_LED)
diff --git a/variants/meshtiny/MeshtinyBoard.h b/variants/meshtiny/MeshtinyBoard.h
index 67a521fe9..21673d0aa 100644
--- a/variants/meshtiny/MeshtinyBoard.h
+++ b/variants/meshtiny/MeshtinyBoard.h
@@ -9,7 +9,7 @@ protected:
   uint8_t btn_prev_state;
 
 public:
-  MeshtinyBoard() : NRF52Board("Meshtiny OTA") {}
+  MeshtinyBoard() : NRF52Board("Meshtiny_OTA") {}
   void begin();
 
 #if defined(P_LORA_TX_LED)
diff --git a/variants/wio-tracker-l1-1w/WioTrackerL1Board.h b/variants/wio-tracker-l1-1w/WioTrackerL1Board.h
index 798145db0..f6164e47a 100644
--- a/variants/wio-tracker-l1-1w/WioTrackerL1Board.h
+++ b/variants/wio-tracker-l1-1w/WioTrackerL1Board.h
@@ -14,7 +14,7 @@ protected:
   bool isLoRaFemPaGainEnabled() const { return _is_pa_enabled; }
 
 public:
-  WioTrackerL1Board() : NRF52Board("WioTrackerL1 OTA") {}
+  WioTrackerL1Board() : NRF52Board("WioTrackerL1_OTA") {}
   void begin();
   void attachDynamicPrefs(KeyValueStore* prefs);
   bool handleCommand(const char* command, uint32_t sender_timestamp, char* reply) override;
diff --git a/variants/wio-tracker-l1/WioTrackerL1Board.h b/variants/wio-tracker-l1/WioTrackerL1Board.h
index e376e0666..99e852bb7 100644
--- a/variants/wio-tracker-l1/WioTrackerL1Board.h
+++ b/variants/wio-tracker-l1/WioTrackerL1Board.h
@@ -9,7 +9,7 @@ protected:
   uint8_t btn_prev_state;
 
 public:
-  WioTrackerL1Board() : NRF52Board("WioTrackerL1 OTA") {}
+  WioTrackerL1Board() : NRF52Board("WioTrackerL1_OTA") {}
   void begin();
 
 #if defined(P_LORA_TX_LED)