diff --git a/debian/changelog b/debian/changelog
index 04a4739..85265eb 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+odroid-wiringpi (3.13.9) stable; urgency=medium
+
+  * ODROID-M1: modify set pwmRange flag
+
+ -- steve <jkhpro1003@gmail.com>  Tue, 25 Oct 2022 10:20:17 +0900
+
 odroid-wiringpi (3.13.8) stable; urgency=medium
 
   * ODROID-M1: pwmSetClock: Troubleshooting (2x) frequencies
diff --git a/wiringPi/odroidm1.c b/wiringPi/odroidm1.c
index d9a8d35..07504ea 100644
--- a/wiringPi/odroidm1.c
+++ b/wiringPi/odroidm1.c
@@ -1018,14 +1018,12 @@ __attribute__ ((unused))static int _pwmWrite (int pin, int value)
 	if (((pwmPin = pinToPwm[pin]) < 0))
 		return -1;
 
-	if (((*(pwm[0] + (M1_PWM1_CTRL_OFFSET >> 2)) & M1_PWM_READY) < M1_PWM_READY) ||
-	//	((*(pwm[1] + (M1_PWM9_CTRL_OFFSET >> 2)) & M1_PWM_READY) < M1_PWM_READY) ||
-		((*(pwm[0] + (M1_PWM2_CTRL_OFFSET >> 2)) & M1_PWM_READY) < M1_PWM_READY)) {
+	range = pwmPinToRange[pwmPin];
+	if (range <= 0) {
 		printf("you didn't set pwm range\n");
 		return -1;
 	}
 
-	range = pwmPinToRange[pwmPin];
 	if (value > range)
 		value = range;
 	duty_rate = ((value * 100) / range);