diff --git a/radio/src/targets/horus/backlight_driver.cpp b/radio/src/targets/horus/backlight_driver.cpp
index 20521bddf..ee7e66296 100644
--- a/radio/src/targets/horus/backlight_driver.cpp
+++ b/radio/src/targets/horus/backlight_driver.cpp
@@ -46,7 +46,7 @@ void backlightInit()
   // TIMER init
   if (IS_HORUS_PROD()) {
     PROD_BL_TIMER->ARR = 100;
-    PROD_BL_TIMER->PSC = PROD_BL_TIMER_FREQ / 50000 - 1; // 20us * 100 = 2ms => 500Hz
+    PROD_BL_TIMER->PSC = PROD_BL_TIMER_FREQ / 10000 - 1; // 1kHz
     PROD_BL_TIMER->CCMR2 = TIM_CCMR2_OC4M_1 | TIM_CCMR2_OC4M_2; // PWM
     PROD_BL_TIMER->CCER = TIM_CCER_CC4E;
     PROD_BL_TIMER->CCR4 = 0;