diff --git a/package.json b/package.json
index d06e3ae..b98bf4c 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@uci/interrupt",
   "main": "src",
-  "version": "0.2.10",
+  "version": "0.2.11",
   "description": "a class for adding interrupt processesing for gpio pins on Raspberry Pi and Similar SBCs",
   "scripts": {
     "single": "sudo node -r esm examples/single",
diff --git a/src/interrupt.js b/src/interrupt.js
index 1c52dbf..3f790e0 100644
--- a/src/interrupt.js
+++ b/src/interrupt.js
@@ -7,6 +7,7 @@ let log = {}
 // a pin makes a socket (server/listner) for each pin to which a consumer can be connected
 class Interrupt extends Base {
   constructor(pin, opts = {}) {
+    if (typeof pin !=='number') pin = parseInt(pin)  // make sure pin is a number!
     opts.conPacket = (opts.resetCmd && !opts.conPacket) ?  opts.conPacket : { cmd: opts.resetCmd, pin: pin }  // will use either option
     //  if opts .port/.path/.topic/.wport are base number/name to which pin number is added/appended (default being 9000,9100,'interrupt')
     // for specific port number pass itrt.port,itrn.path,itrm.topic,itrw.port which override it if present
@@ -27,15 +28,15 @@ class Interrupt extends Base {
 
     if (opts.itrw || opts.wport || opts.wport===0 ) {
       opts.itrw = opts.itrw || {}
-      if (opts.wport) opts.wport = opts.wport + pin
-      opts.itrw.port = opts.itrw.port || opts.wport || 9100 + pin
+      if (opts.wport) opts.wport = opts.wport + +pin
+      opts.itrw.port = opts.itrw.port || opts.wport || 9100 + +pin
       opts.sockets = (opts.sockets ? opts.sockets + ',' : '') + 'itrw#s>w'
     }
     // default is a tcp socket server at 9000+pin
     if (opts.itrt || opts.port || opts.port===0 || !opts.sockets ) {
       opts.itrt = opts.itrt || {}
-      if (opts.port) opts.port = opts.port + pin
-      opts.itrt.port = opts.itrt.port || opts.port || 9000 + pin
+      if (opts.port) opts.port = opts.port + +pin
+      opts.itrt.port = opts.itrt.port || opts.port || 9000 + +pin
       opts.itrt.conPacket = opts.conPacket
       opts.sockets = (opts.sockets ? opts.sockets + ',' : '') + 'itrt#s>t'
     }
@@ -43,7 +44,7 @@ class Interrupt extends Base {
     this.id = (opts.id || 'interrupt') + ':' + pin
     log = logger({ name: 'interrupt', id: this.id })
     log.info({ pins: pin, opts: opts }, 'created interrupt with these opts')
-    this.pin_num = pin
+    this.pin_num = +pin
     this.mock = opts.mock || process.env.MOCK
     this.wait = opts.wait || 0 // debounce is off by default
     this.dbopts = {
@@ -57,7 +58,7 @@ class Interrupt extends Base {
     this._hook = opts.hook
     this.packet = opts.packet || {}
     this.packet.pin = pin
-    this.packet.cmd = this.packet.cmd || opts.pushcmd || 'interrupt'
+    this.packet.cmd = this.packet.cmd || opts.pushCmd || 'interrupt'
     this.packet.count = 0
   } // end constructor
 
@@ -133,7 +134,7 @@ class Interrupt extends Base {
   }
 
   //sample hook
-  hook(packet) {
+  async hook(packet) {
     // return a promise if anything async happens in hook
     // new Promise((resolve) => {
     console.log('=======================')
diff --git a/src/interrupts.js b/src/interrupts.js
index 57566a8..9f36910 100644
--- a/src/interrupts.js
+++ b/src/interrupts.js
@@ -16,6 +16,7 @@ class Interrupts {
       delete opts[pin]
     })
     pins.forEach(pin => {
+      if (typeof pin !=='number') pin = parseInt(pin)
       pinopts[pin] = Object.assign({}, opts, pinopts[pin])
       pinopts[pin].id = (opts.id || 'interrupt') + ':' + pin
       pinopts[pin].conPacket = { cmd: opts.resetCmd, pin: pin }
@@ -54,7 +55,7 @@ class Interrupts {
   // new test
   push(packet) {
     this.pins.forEach(async pin => {
-      console.log('all push', pin, packet)
+      console.log('=======all push============', pin, packet)
       this.interrupt[pin].push(packet)
     })
   }