diff --git a/fw/Core/Src/main.c b/fw/Core/Src/main.c
index 2d73141..eb2b3d4 100644
--- a/fw/Core/Src/main.c
+++ b/fw/Core/Src/main.c
@@ -137,7 +137,7 @@ int main(void)
   /* Infinite loop */
   /* USER CODE BEGIN WHILE */
   GPIO_PinState state = GPIO_PIN_RESET;
-  const uint32_t polarity_switch_period_ms = 5;
+  const uint32_t polarity_switch_period_ms = 1;
   uint32_t next_polarity_switch_ms = HAL_GetTick() + polarity_switch_period_ms;
   bool polarity = true;
   while (1)