diff --git a/lib/GpioPin.php b/lib/GpioPin.php
index 10e43da..1d0de84 100644
--- a/lib/GpioPin.php
+++ b/lib/GpioPin.php
@@ -60,7 +60,7 @@ class GpioPin
             throw new \Exception;
         }
         $this->direction = $direction;
-        file_put_contents("/sys/class/gpio/gpio{$this->pin}/direction", $direction);
+        @file_put_contents("/sys/class/gpio/gpio{$this->pin}/direction", $direction);
         return $this;
     }
     
@@ -72,7 +72,7 @@ class GpioPin
     public function setValue($value)
     {
         $this->value = (bool)$value;
-        file_put_contents("/sys/class/gpio/gpio{$this->pin}/value", (int)$this->value);
+        @file_put_contents("/sys/class/gpio/gpio{$this->pin}/value", (int)$this->value);
         return $this;
     }
     
@@ -94,7 +94,7 @@ class GpioPin
     
     public function export()
     {
-        file_put_contents("/sys/class/gpio/export", $this->pin);
+        @file_put_contents("/sys/class/gpio/export", $this->pin);
         if (!file_exists("/sys/class/gpio/gpio{$this->pin}")) {
             throw new \Exception();
         }
@@ -103,7 +103,7 @@ class GpioPin
     
     public function unexport()
     {
-        file_put_contents("/sys/class/gpio/unexport", $this->pin);
+        @file_put_contents("/sys/class/gpio/unexport", $this->pin);
         return $this;
     }
     
@@ -113,7 +113,7 @@ class GpioPin
             throw new \Exception;
         }
         $this->edge = $edge;
-        file_put_contents("/sys/class/gpio/gpio{$this->pin}/edge", $edge);
+        @file_put_contents("/sys/class/gpio/gpio{$this->pin}/edge", $edge);
         return $this;
     }