diff --git a/dist/vuefire.js b/dist/vuefire.js
index 6b81efef..449a37e9 100644
--- a/dist/vuefire.js
+++ b/dist/vuefire.js
@@ -306,9 +306,10 @@ return /******/ (function(modules) { // webpackBootstrap
 	  Vue = _Vue
 	  Vue.mixin(VueFireMixin)
 
-	  // use data-like merge strategy
+	  // use object-based merge strategy
+	  // TODO This makes impossible to merge functions
 	  var mergeStrats = Vue.config.optionMergeStrategies
-	  mergeStrats.firebase = mergeStrats.data
+	  mergeStrats.firebase = mergeStrats.methods
 
 	  // extend instance methods
 	  Vue.prototype.$bindAsObject = function (key, source, cancelCallback, readyCallback) {
diff --git a/dist/vuefire.min.js b/dist/vuefire.min.js
index af13d106..614adf31 100644
--- a/dist/vuefire.min.js
+++ b/dist/vuefire.min.js
@@ -1 +1 @@
-!function(e,n){"object"==typeof exports&&"object"==typeof module?module.exports=n():"function"==typeof define&&define.amd?define([],n):"object"==typeof exports?exports.VueFire=n():e.VueFire=n()}(this,function(){return function(e){function n(i){if(r[i])return r[i].exports;var t=r[i]={exports:{},id:i,loaded:!1};return e[i].call(t.exports,t,t.exports,n),t.loaded=!0,t.exports}var r={};return n.m=e,n.c=r,n.p="",n(0)}([function(e,n){function r(e){return"function"==typeof e.key?e.key():e.key}function i(e){return"function"==typeof e.ref?e=e.ref():"object"==typeof e.ref&&(e=e.ref),e}function t(e){return"[object Object]"===Object.prototype.toString.call(e)}function o(e){var n=e.val(),i=t(n)?n:{".value":n};return i[".key"]=r(e),i}function s(e,n){for(var r=0;r<e.length;r++)if(e[r][".key"]===n)return r;return-1}function f(e,n,r){var o=!1,s=null,f=null;if(t(r)&&r.hasOwnProperty("source")&&(o=r.asObject,s=r.cancelCallback,f=r.readyCallback,r=r.source),!t(r))throw new Error("VueFire: invalid Firebase binding source.");var c=i(r);e.$firebaseRefs[n]=c,e._firebaseSources[n]=r,o?u(e,n,r,s):a(e,n,r,s),f&&r.once("value",f.bind(e))}function c(e,n,r){n in e?e[n]=r:p.util.defineReactive(e,n,r)}function a(e,n,i,t){var f=[];c(e,n,f);var a=i.on("child_added",function(e,n){var r=n?s(f,n)+1:0;f.splice(r,0,o(e))},t),u=i.on("child_removed",function(e){var n=s(f,r(e));f.splice(n,1)},t),l=i.on("child_changed",function(e){var n=s(f,r(e));f.splice(n,1,o(e))},t),b=i.on("child_moved",function(e,n){var i=s(f,r(e)),t=f.splice(i,1)[0],o=n?s(f,n)+1:0;f.splice(o,0,t)},t);e._firebaseListeners[n]={child_added:a,child_removed:u,child_changed:l,child_moved:b}}function u(e,n,r,i){c(e,n,{});var t=r.on("value",function(r){e[n]=o(r)},i);e._firebaseListeners[n]={value:t}}function l(e,n){var r=e._firebaseSources&&e._firebaseSources[n];if(!r)throw new Error('VueFire: unbind failed: "'+n+'" is not bound to a Firebase reference.');var i=e._firebaseListeners[n];for(var t in i)r.off(t,i[t]);e[n]=null,e.$firebaseRefs[n]=null,e._firebaseSources[n]=null,e._firebaseListeners[n]=null}function b(e){e.$firebaseRefs||(e.$firebaseRefs=Object.create(null),e._firebaseSources=Object.create(null),e._firebaseListeners=Object.create(null))}function d(e){p=e,p.mixin(h);var n=p.config.optionMergeStrategies;n.firebase=n.data,p.prototype.$bindAsObject=function(e,n,r,i){b(this),f(this,e,{source:n,asObject:!0,cancelCallback:r,readyCallback:i})},p.prototype.$bindAsArray=function(e,n,r,i){b(this),f(this,e,{source:n,cancelCallback:r,readyCallback:i})},p.prototype.$unbind=function(e){l(this,e)}}var p,v=function(){var e=this.$options.firebase;if("function"==typeof e&&(e=e.call(this)),e){b(this);for(var n in e)f(this,n,e[n])}},h={created:v,beforeDestroy:function(){if(this.$firebaseRefs){for(var e in this.$firebaseRefs)this.$firebaseRefs[e]&&this.$unbind(e);this.$firebaseRefs=null,this._firebaseSources=null,this._firebaseListeners=null}}};"undefined"!=typeof window&&window.Vue&&d(window.Vue),e.exports=d}])});
\ No newline at end of file
+!function(e,n){"object"==typeof exports&&"object"==typeof module?module.exports=n():"function"==typeof define&&define.amd?define([],n):"object"==typeof exports?exports.VueFire=n():e.VueFire=n()}(this,function(){return function(e){function n(i){if(r[i])return r[i].exports;var t=r[i]={exports:{},id:i,loaded:!1};return e[i].call(t.exports,t,t.exports,n),t.loaded=!0,t.exports}var r={};return n.m=e,n.c=r,n.p="",n(0)}([function(e,n){function r(e){return"function"==typeof e.key?e.key():e.key}function i(e){return"function"==typeof e.ref?e=e.ref():"object"==typeof e.ref&&(e=e.ref),e}function t(e){return"[object Object]"===Object.prototype.toString.call(e)}function o(e){var n=e.val(),i=t(n)?n:{".value":n};return i[".key"]=r(e),i}function s(e,n){for(var r=0;r<e.length;r++)if(e[r][".key"]===n)return r;return-1}function f(e,n,r){var o=!1,s=null,f=null;if(t(r)&&r.hasOwnProperty("source")&&(o=r.asObject,s=r.cancelCallback,f=r.readyCallback,r=r.source),!t(r))throw new Error("VueFire: invalid Firebase binding source.");var c=i(r);e.$firebaseRefs[n]=c,e._firebaseSources[n]=r,o?u(e,n,r,s):a(e,n,r,s),f&&r.once("value",f.bind(e))}function c(e,n,r){n in e?e[n]=r:p.util.defineReactive(e,n,r)}function a(e,n,i,t){var f=[];c(e,n,f);var a=i.on("child_added",function(e,n){var r=n?s(f,n)+1:0;f.splice(r,0,o(e))},t),u=i.on("child_removed",function(e){var n=s(f,r(e));f.splice(n,1)},t),l=i.on("child_changed",function(e){var n=s(f,r(e));f.splice(n,1,o(e))},t),b=i.on("child_moved",function(e,n){var i=s(f,r(e)),t=f.splice(i,1)[0],o=n?s(f,n)+1:0;f.splice(o,0,t)},t);e._firebaseListeners[n]={child_added:a,child_removed:u,child_changed:l,child_moved:b}}function u(e,n,r,i){c(e,n,{});var t=r.on("value",function(r){e[n]=o(r)},i);e._firebaseListeners[n]={value:t}}function l(e,n){var r=e._firebaseSources&&e._firebaseSources[n];if(!r)throw new Error('VueFire: unbind failed: "'+n+'" is not bound to a Firebase reference.');var i=e._firebaseListeners[n];for(var t in i)r.off(t,i[t]);e[n]=null,e.$firebaseRefs[n]=null,e._firebaseSources[n]=null,e._firebaseListeners[n]=null}function b(e){e.$firebaseRefs||(e.$firebaseRefs=Object.create(null),e._firebaseSources=Object.create(null),e._firebaseListeners=Object.create(null))}function d(e){p=e,p.mixin(v);var n=p.config.optionMergeStrategies;n.firebase=n.methods,p.prototype.$bindAsObject=function(e,n,r,i){b(this),f(this,e,{source:n,asObject:!0,cancelCallback:r,readyCallback:i})},p.prototype.$bindAsArray=function(e,n,r,i){b(this),f(this,e,{source:n,cancelCallback:r,readyCallback:i})},p.prototype.$unbind=function(e){l(this,e)}}var p,h=function(){var e=this.$options.firebase;if("function"==typeof e&&(e=e.call(this)),e){b(this);for(var n in e)f(this,n,e[n])}},v={created:h,beforeDestroy:function(){if(this.$firebaseRefs){for(var e in this.$firebaseRefs)this.$firebaseRefs[e]&&this.$unbind(e);this.$firebaseRefs=null,this._firebaseSources=null,this._firebaseListeners=null}}};"undefined"!=typeof window&&window.Vue&&d(window.Vue),e.exports=d}])});
\ No newline at end of file
diff --git a/package.json b/package.json
index 8450e5b9..b9745eaf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vuefire",
-  "version": "1.4.1",
+  "version": "1.4.2",
   "description": "Firebase bindings for Vue.js",
   "main": "dist/vuefire.js",
   "files": [