diff --git a/drivers/pwm/pwm_stm32.c b/drivers/pwm/pwm_stm32.c
index 70006e377b1..82224d1961f 100644
--- a/drivers/pwm/pwm_stm32.c
+++ b/drivers/pwm/pwm_stm32.c
@@ -330,6 +330,7 @@ static int pwm_stm32_set_cycles(const struct device *dev, uint32_t channel,
 	 */
 	if (!IS_TIM_32B_COUNTER_INSTANCE(cfg->timer) &&
 	    (period_cycles > UINT16_MAX + 1)) {
+		LOG_ERR("Cannot set PWM output, value exceeds 16-bit timer limit.");
 		return -ENOTSUP;
 	}