diff --git a/hardware/intel/mraa-gpio-ain.js b/hardware/intel/mraa-gpio-ain.js
index 39318a3d..6867db4d 100644
--- a/hardware/intel/mraa-gpio-ain.js
+++ b/hardware/intel/mraa-gpio-ain.js
@@ -25,6 +25,7 @@ module.exports = function(RED) {
 
         this.on('close', function() {
             clearInterval(this.timer);
+            node.x.close();
         });
     }
     RED.nodes.registerType("mraa-gpio-ain", gpioAin);
diff --git a/hardware/intel/mraa-gpio-dout.js b/hardware/intel/mraa-gpio-dout.js
index 020db558..6bb833d3 100644
--- a/hardware/intel/mraa-gpio-dout.js
+++ b/hardware/intel/mraa-gpio-dout.js
@@ -29,6 +29,7 @@ module.exports = function(RED) {
         });
 
         this.on('close', function() {
+            node.p.close();
         });
     }
     RED.nodes.registerType("mraa-gpio-dout", gpioDout);
diff --git a/hardware/intel/mraa-gpio-pwm.js b/hardware/intel/mraa-gpio-pwm.js
index 22b02cb4..6a2469f2 100644
--- a/hardware/intel/mraa-gpio-pwm.js
+++ b/hardware/intel/mraa-gpio-pwm.js
@@ -21,6 +21,7 @@ module.exports = function(RED) {
 
         this.on('close', function() {
             node.p.enable(false);
+            node.p.close();
         });
     }
     RED.nodes.registerType("mraa-gpio-pwm", gpioPWM);