diff --git a/dist/jsmediatags.js b/dist/jsmediatags.js
index 66e825d..90a6f18 100644
--- a/dist/jsmediatags.js
+++ b/dist/jsmediatags.js
@@ -103,7 +103,7 @@ var BlobFileReader = function (_MediaFileReader) {
       var browserFileReader = new FileReader();
 
       browserFileReader.onloadend = function (event) {
-        var intArray = new Uint8Array(Number(browserFileReader.result));
+        var intArray = new Uint8Array(browserFileReader.result);
         self._fileData.addData(range[0], intArray);
         callbacks.onSuccess();
       };
diff --git a/dist/jsmediatags.min.js b/dist/jsmediatags.min.js
index 2c67cc8..0e039e0 100644
--- a/dist/jsmediatags.min.js
+++ b/dist/jsmediatags.min.js
@@ -4,7 +4,7 @@ enumerable:!1,writable:!0,configurable:!0}});d&&(Object.setPrototypeOf?Object.se
 if(!this)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");a=!a||"object"!==typeof a&&"function"!==typeof a?this:a;a._array=c;a._size=c.length;a._isInitialized=!0;return a}m(d,e);l(d,[{key:"init",value:function(c){setTimeout(c.onSuccess,0)}},{key:"loadRange",value:function(c,a){setTimeout(a.onSuccess,0)}},{key:"getByteAt",value:function(c){if(c>=this._array.length)throw Error("Offset "+c+" hasn't been loaded yet.");return this._array[c]}}],[{key:"canReadFile",value:function(c){return Array.isArray(c)||
 "function"===typeof Buffer&&Buffer.isBuffer(c)}}]);return d}(f("./MediaFileReader"));p.exports=f},{"./MediaFileReader":11}],4:[function(f,p,q){function m(d,c){if("function"!==typeof c&&null!==c)throw new TypeError("Super expression must either be null or a function, not "+typeof c);d.prototype=Object.create(c&&c.prototype,{constructor:{value:d,enumerable:!1,writable:!0,configurable:!0}});c&&(Object.setPrototypeOf?Object.setPrototypeOf(d,c):d.__proto__=c)}var l=function(){function d(c,a){for(var b=
 0;b<a.length;b++){var d=a[b];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(c,d.key,d)}}return function(c,a,b){a&&d(c.prototype,a);b&&d(c,b);return c}}(),e=f("./ChunkedFileData");f=function(d){function c(a){if(!(this instanceof c))throw new TypeError("Cannot call a class as a function");var b=Object.getPrototypeOf(c).call(this);if(!this)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");b=!b||"object"!==typeof b&&
-"function"!==typeof b?this:b;b._blob=a;b._fileData=new e;return b}m(c,d);l(c,[{key:"_init",value:function(a){this._size=this._blob.size;setTimeout(a.onSuccess,1)}},{key:"loadRange",value:function(a,b){var d=this,h=(this._blob.slice||this._blob.mozSlice||this._blob.webkitSlice).call(this._blob,a[0],a[1]+1),c=new FileReader;c.onloadend=function(h){h=new Uint8Array(Number(c.result));d._fileData.addData(a[0],h);b.onSuccess()};c.onerror=c.onabort=function(a){if(b.onError)b.onError({type:"blob",info:c.error})};
+"function"!==typeof b?this:b;b._blob=a;b._fileData=new e;return b}m(c,d);l(c,[{key:"_init",value:function(a){this._size=this._blob.size;setTimeout(a.onSuccess,1)}},{key:"loadRange",value:function(a,b){var d=this,h=(this._blob.slice||this._blob.mozSlice||this._blob.webkitSlice).call(this._blob,a[0],a[1]+1),c=new FileReader;c.onloadend=function(h){h=new Uint8Array(c.result);d._fileData.addData(a[0],h);b.onSuccess()};c.onerror=c.onabort=function(a){if(b.onError)b.onError({type:"blob",info:c.error})};
 c.readAsArrayBuffer(h)}},{key:"getByteAt",value:function(a){return this._fileData.getByteAt(a)}}],[{key:"canReadFile",value:function(a){return"undefined"!==typeof Blob&&a instanceof Blob||"undefined"!==typeof File&&a instanceof File}}]);return c}(f("./MediaFileReader"));p.exports=f},{"./ChunkedFileData":5,"./MediaFileReader":11}],5:[function(f,p,q){var m=function(){function f(e,d){for(var c=0;c<d.length;c++){var a=d[c];a.enumerable=a.enumerable||!1;a.configurable=!0;"value"in a&&(a.writable=!0);Object.defineProperty(e,
 a.key,a)}}return function(e,d,c){d&&f(e.prototype,d);c&&f(e,c);return e}}();f=function(){function f(){if(!(this instanceof f))throw new TypeError("Cannot call a class as a function");this._fileData=[]}m(f,null,[{key:"NOT_FOUND",get:function(){return-1}}]);m(f,[{key:"addData",value:function(e,d){var c=e+d.length-1,a=this._getChunkRange(e,c);if(-1===a.startIx)this._fileData.splice(a.insertIx||0,0,{offset:e,data:d});else{var b=this._fileData[a.startIx],g=this._fileData[a.endIx];c=c<g.offset+g.data.length-
 1;var h={offset:Math.min(e,b.offset),data:d};e>b.offset&&(e=this._sliceData(b.data,0,e-b.offset),h.data=this._concatData(e,d));c&&(e=this._sliceData(h.data,0,g.offset-h.offset),h.data=this._concatData(e,g.data));this._fileData.splice(a.startIx,a.endIx-a.startIx+1,h)}}},{key:"_concatData",value:function(e,d){if("undefined"!==typeof ArrayBuffer&&ArrayBuffer.isView&&ArrayBuffer.isView(e)){var c=new e.constructor(e.length+d.length);c.set(e,0);c.set(d,e.length);return c}return e.concat(d)}},{key:"_sliceData",