diff --git a/radio/src/targets/common/arm/stm32/heartbeat_driver.cpp b/radio/src/targets/common/arm/stm32/heartbeat_driver.cpp
index 46ddfd1b6..c5845551e 100644
--- a/radio/src/targets/common/arm/stm32/heartbeat_driver.cpp
+++ b/radio/src/targets/common/arm/stm32/heartbeat_driver.cpp
@@ -60,7 +60,7 @@ void stop_intmodule_heartbeat()
   EXTI_StructInit(&EXTI_InitStructure);
   EXTI_InitStructure.EXTI_Line = INTMODULE_HEARTBEAT_EXTI_LINE;
   EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
-  EXTI_InitStructure.EXTI_Trigger = INTMODULE_HEARTBEAT_TRIGGER;
+  EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
   EXTI_InitStructure.EXTI_LineCmd = DISABLE;
   EXTI_Init(&EXTI_InitStructure);
 }
diff --git a/radio/src/targets/horus/hal.h b/radio/src/targets/horus/hal.h
index c2a631b4d..b2f50ee2b 100644
--- a/radio/src/targets/horus/hal.h
+++ b/radio/src/targets/horus/hal.h
@@ -637,7 +637,6 @@
 #define INTMODULE_HEARTBEAT_EXTI_LINE           EXTI_Line12
 #define INTMODULE_HEARTBEAT_EXTI_IRQn           EXTI15_10_IRQn
 #define INTMODULE_HEARTBEAT_REUSE_INTERRUPT_ROTARY_ENCODER
-#define INTMODULE_HEARTBEAT_TRIGGER             EXTI_Trigger_Falling
 
 // Trainer Port
 #define TRAINER_RCC_AHB1Periph          (RCC_AHB1Periph_GPIOB | RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_DMA1)
diff --git a/radio/src/targets/taranis/hal.h b/radio/src/targets/taranis/hal.h
index 65e3e8d90..5a50c4895 100644
--- a/radio/src/targets/taranis/hal.h
+++ b/radio/src/targets/taranis/hal.h
@@ -1167,12 +1167,6 @@
   #define SPORT_UPDATE_RCC_AHB1Periph   0
 #endif
 
-#if defined(PCBXLITES) || defined(PCBX9LITE)
-  #define INTMODULE_HEARTBEAT_TRIGGER             EXTI_Trigger_Rising
-#else
-  #define INTMODULE_HEARTBEAT_TRIGGER             EXTI_Trigger_Falling
-#endif
-
 // Heartbeat for iXJT / ISRM synchro
 #if defined(PCBXLITE)
   #define INTMODULE_HEARTBEAT