diff --git a/Core/Src/gpio.c b/Core/Src/gpio.c
index a37e844..89e3434 100644
--- a/Core/Src/gpio.c
+++ b/Core/Src/gpio.c
@@ -86,6 +86,12 @@ void MX_GPIO_Init(void)
   GPIO_InitStruct.Pull = GPIO_PULLUP;
   HAL_GPIO_Init(BUT2_GPIO_Port, &GPIO_InitStruct);
 
+  /*Configure GPIO pin : PtPin */
+  GPIO_InitStruct.Pin = BUT1_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
+  GPIO_InitStruct.Pull = GPIO_PULLUP;
+  HAL_GPIO_Init(BUT1_GPIO_Port, &GPIO_InitStruct);
+
 
   /*Configure GPIO pins : TOF_C_INT_Pin TOF_R_INT_Pin */
   GPIO_InitStruct.Pin = TOF_C_INT_Pin;
diff --git a/Core/Src/stm32wlxx_it.c b/Core/Src/stm32wlxx_it.c
index 406beaf..168f8de 100644
--- a/Core/Src/stm32wlxx_it.c
+++ b/Core/Src/stm32wlxx_it.c
@@ -243,6 +243,7 @@ void EXTI0_IRQHandler(void)
 
   /* USER CODE END EXTI0_IRQn 0 */
   //HAL_EXTI_IRQHandler(&H_EXTI_0);
+	HAL_GPIO_EXTI_IRQHandler(BUT1_Pin);
   /* USER CODE BEGIN EXTI0_IRQn 1 */
 
   /* USER CODE END EXTI0_IRQn 1 */
diff --git a/LoRaWAN/App/lora_app.c b/LoRaWAN/App/lora_app.c
index b8a5e08..552020b 100644
--- a/LoRaWAN/App/lora_app.c
+++ b/LoRaWAN/App/lora_app.c
@@ -630,8 +630,8 @@ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
   switch (GPIO_Pin)
   {
     case  BUT1_Pin:
-#if defined(USE_STM32WL55)
-    	 UTIL_SEQ_SetTask((1 << CFG_SEQ_Task_YunhornSTSEventP4), CFG_SEQ_Prio_0);
+#if (defined(USE_STM32WL55)||defined(USE_STM32WLE5))
+    	 //UTIL_SEQ_SetTask((1 << CFG_SEQ_Task_YunhornSTSEventP4), CFG_SEQ_Prio_0);
       //UTIL_SEQ_SetTask((1 << CFG_SEQ_Task_YunhornSTSEventP1), CFG_SEQ_Prio_0);
       //if (EventType == TX_ON_EVENT)
       {