diff --git a/drivers/leds/leds-lm3642.c b/drivers/leds/leds-lm3642.c
index b69acac6d711cad1245cf263c7679505ef4561fb..83fc7d70da1289fb4fa1693824677f198ddd9473 100644
--- a/drivers/leds/leds-lm3642.c
+++ b/drivers/leds/leds-lm3642.c
@@ -207,7 +207,7 @@ static ssize_t lm3642_torch_pin_store(struct device *dev,
 	return ret;
 }
 
-static DEVICE_ATTR(torch_pin, 0666, NULL, lm3642_torch_pin_store);
+static DEVICE_ATTR(torch_pin, S_IWUSR, NULL, lm3642_torch_pin_store);
 
 static void lm3642_deferred_torch_brightness_set(struct work_struct *work)
 {
@@ -264,7 +264,7 @@ static ssize_t lm3642_strobe_pin_store(struct device *dev,
 	return ret;
 }
 
-static DEVICE_ATTR(strobe_pin, 0666, NULL, lm3642_strobe_pin_store);
+static DEVICE_ATTR(strobe_pin, S_IWUSR, NULL, lm3642_strobe_pin_store);
 
 static void lm3642_deferred_strobe_brightness_set(struct work_struct *work)
 {