diff --git a/lib/chip/source/state.php b/lib/chip/source/state.php
index 19278c9..9c4c2ca 100755
--- a/lib/chip/source/state.php
+++ b/lib/chip/source/state.php
@@ -68,14 +68,17 @@
 		foreach($g_state as $pinIndex=>$pinValue){
 
 			// {1} set value to LOW if 0 //
-			if( $pinValue == 0 )
+			if( $pinValue == 0 ){
+
 				if( syscall(SOURCE_DIR."/lib/gpio/low ".$g_pins[$pinIndex]) == false )
 					return 127;
 
 			// {2} set value to HIGH if not 0 //
-			else
+			}else{
+
 				if( syscall(SOURCE_DIR."/lib/gpio/high ".$g_pins[$pinIndex]) == false )
 					return 127;
+			}
 
 		}
 
diff --git a/lib/gpio/high b/lib/gpio/high
index b38f1c5..a926790 100755
--- a/lib/gpio/high
+++ b/lib/gpio/high
@@ -32,7 +32,7 @@ test -d /sys/class/gpio/gpio$1 || echo $1 > /sys/class/gpio/export;
 
 # [4] Set mode to OUT
 #========================================================#
-echo 1 > /sys/class/gpio/gpio$1/value;
+echo "1" > /sys/class/gpio/gpio$1/value;
 
 
 
diff --git a/lib/gpio/low b/lib/gpio/low
index db7a24e..1326a8c 100755
--- a/lib/gpio/low
+++ b/lib/gpio/low
@@ -32,7 +32,7 @@ test -d /sys/class/gpio/gpio$1 || echo $1 > /sys/class/gpio/export;
 
 # [4] Set mode to OUT
 #========================================================#
-echo 0 > /sys/class/gpio/gpio$1/value;
+echo "0" > /sys/class/gpio/gpio$1/value;