diff --git a/examples/pwm.c b/examples/pwm.c
index 81b2f90..1be6a21 100644
--- a/examples/pwm.c
+++ b/examples/pwm.c
@@ -78,6 +78,7 @@ static void set_pwm_info(int pin)
 			}
 			break;
 		case PI_MODEL_5_MAX:
+		case PI_MODEL_5_ULTRA:
 			if (pin != 0 && pin != 1 && pin != 2 && pin != 8 && pin != 9 && pin != 17 && pin != 20 && pin != 21 && pin != 22 && pin !=23) {
 				fprintf (stderr, "the pin you choose doesn't support hardware PWM\n") ;
 				exit(1);
diff --git a/wiringPi/wiringPi.c b/wiringPi/wiringPi.c
index 8019076..4172113 100644
--- a/wiringPi/wiringPi.c
+++ b/wiringPi/wiringPi.c
@@ -6569,6 +6569,7 @@ void rk3588_set_pwm_reg(int pin, rk3588_soc_info * rk3588_soc_info_ptr)
 					printf("You can select wiringPi pin 2/5/6/7/17/18/21/22 for PWM pin.\n");
 					break;
 				case PI_MODEL_5_MAX:
+				case PI_MODEL_5_ULTRA:
 					printf("You can select wiringPi pin 0/1/2/8/9/17/20/21/22/23 for PWM pin.\n");
 					break;
 				case PI_MODEL_CM5_TABLET: