diff --git a/Marlin/src/HAL/HAL_AVR/HAL.h b/Marlin/src/HAL/HAL_AVR/HAL.h
index 767bc1be39ed..6efdaffa32ac 100644
--- a/Marlin/src/HAL/HAL_AVR/HAL.h
+++ b/Marlin/src/HAL/HAL_AVR/HAL.h
@@ -161,7 +161,7 @@ extern "C" {
 #define HAL_STEP_TIMER_ISR ISR(TIMER1_COMPA_vect)
 #define HAL_TEMP_TIMER_ISR ISR(TIMER0_COMPB_vect)
 
-#define HAL_ENABLE_ISRs() do { cli(); if (thermalManager.in_temp_isr) DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+#define HAL_ENABLE_ISRs() do { cli(); if (!thermalManager.in_temp_isr) ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
 
 // ADC
 #ifdef DIDR2
diff --git a/Marlin/src/HAL/HAL_DUE/HAL_timers_Due.h b/Marlin/src/HAL/HAL_DUE/HAL_timers_Due.h
index 2fbe4480fe06..b8b56b70dc3e 100644
--- a/Marlin/src/HAL/HAL_DUE/HAL_timers_Due.h
+++ b/Marlin/src/HAL/HAL_DUE/HAL_timers_Due.h
@@ -62,7 +62,7 @@ typedef uint32_t hal_timer_t;
 #define ENABLE_TEMPERATURE_INTERRUPT()  HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
 #define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
 
-#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr) DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+#define HAL_ENABLE_ISRs() do { if (!thermalManager.in_temp_isr) ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
 
 #define HAL_STEP_TIMER_ISR  void TC3_Handler()
 #define HAL_TEMP_TIMER_ISR  void TC4_Handler()
diff --git a/Marlin/src/HAL/HAL_LPC1768/HAL_timers.h b/Marlin/src/HAL/HAL_LPC1768/HAL_timers.h
index cfbf593f517b..0417259449e5 100644
--- a/Marlin/src/HAL/HAL_LPC1768/HAL_timers.h
+++ b/Marlin/src/HAL/HAL_LPC1768/HAL_timers.h
@@ -65,7 +65,7 @@ typedef uint32_t hal_timer_t;
 #define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
 #define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
 
-#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr) DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+#define HAL_ENABLE_ISRs() do { if (!thermalManager.in_temp_isr) ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
 
 #define HAL_STEP_TIMER_ISR  extern "C" void TIMER0_IRQHandler(void)
 #define HAL_TEMP_TIMER_ISR  extern "C" void TIMER1_IRQHandler(void)
diff --git a/Marlin/src/HAL/HAL_STM32F1/HAL_timers_Stm32f1.h b/Marlin/src/HAL/HAL_STM32F1/HAL_timers_Stm32f1.h
index effd528695a9..a50166aebaef 100644
--- a/Marlin/src/HAL/HAL_STM32F1/HAL_timers_Stm32f1.h
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL_timers_Stm32f1.h
@@ -88,7 +88,7 @@ timer_dev* get_timer_dev(int number);
 
 #define HAL_timer_get_count(timer_num) timer_get_count(TIMER_DEV(timer_num))
 
-#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr)DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+#define HAL_ENABLE_ISRs() do { if (!thermalManager.in_temp_isr) ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
 // TODO change this
 
 
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.h b/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.h
index 7c748cc33e03..a66a5ad07703 100644
--- a/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.h
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.h
@@ -61,7 +61,7 @@
 #define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
 #define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
 
-#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr)DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+#define HAL_ENABLE_ISRs() do { if (!thermalManager.in_temp_isr) ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
 // TODO change this
 
 
diff --git a/Marlin/src/HAL/HAL_STM32F7/HAL_timers_STM32F7.h b/Marlin/src/HAL/HAL_STM32F7/HAL_timers_STM32F7.h
index 7990614b027a..4e9895b1b139 100644
--- a/Marlin/src/HAL/HAL_STM32F7/HAL_timers_STM32F7.h
+++ b/Marlin/src/HAL/HAL_STM32F7/HAL_timers_STM32F7.h
@@ -60,7 +60,7 @@
 #define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
 #define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
 
-#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr)DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+#define HAL_ENABLE_ISRs() do { if (!thermalManager.in_temp_isr) ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
 // TODO change this
 
 
diff --git a/Marlin/src/HAL/HAL_TEENSY35_36/HAL_timers_Teensy.h b/Marlin/src/HAL/HAL_TEENSY35_36/HAL_timers_Teensy.h
index 102e840b17df..0102465cb9e2 100644
--- a/Marlin/src/HAL/HAL_TEENSY35_36/HAL_timers_Teensy.h
+++ b/Marlin/src/HAL/HAL_TEENSY35_36/HAL_timers_Teensy.h
@@ -78,7 +78,7 @@ typedef uint32_t hal_timer_t;
 #define HAL_STEP_TIMER_ISR  extern "C" void ftm0_isr(void) //void TC3_Handler()
 #define HAL_TEMP_TIMER_ISR  extern "C" void ftm1_isr(void) //void TC4_Handler()
 
-#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr) DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+#define HAL_ENABLE_ISRs() do { if (!thermalManager.in_temp_isr) ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
 
 void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);