diff --git a/pca9685.go b/pca9685.go
index 03d8f21..fe7a6c2 100644
--- a/pca9685.go
+++ b/pca9685.go
@@ -169,8 +169,8 @@ func (p *PCA9685) setPwmFreq(freqHz float32) {
 }
 
 func (p *PCA9685) setAllPwm(on int, off int) {
-	onB := byte(on) & BYTE
-	offB := byte(off) & BYTE
+	onB := byte(on)
+	offB := byte(off)
 
 	p.i2cBus.WriteReg(ALL_LED_ON_L, []byte{onB & BYTE})
 	p.i2cBus.WriteReg(ALL_LED_ON_H, []byte{onB & BYTE})
@@ -179,8 +179,8 @@ func (p *PCA9685) setAllPwm(on int, off int) {
 }
 
 func (p *PCA9685) setPwm(pwm int, on int, off int) {
-	onB := byte(on) & BYTE
-	offB := byte(off) & BYTE
+	onB := byte(on)
+	offB := byte(off)
 
 	p.i2cBus.WriteReg(LED0_ON_L+byte(4)*byte(pwm), []byte{onB & BYTE})
 	p.i2cBus.WriteReg(LED0_ON_H+byte(4)*byte(pwm), []byte{onB >> 8})