diff --git a/src/loaders/FileLoader.js b/src/loaders/FileLoader.js
index ae0e4ed9fe1a2f95b6a08f3fe15bf9ba20017bd9..d41fe75cd3715a40f6949ab1c330005e7a0f6f9d 100644
--- a/src/loaders/FileLoader.js
+++ b/src/loaders/FileLoader.js
@@ -70,9 +70,9 @@ Object.assign( FileLoader.prototype, {
 			var isBase64 = !! dataUriRegexResult[ 2 ];
 			var data = dataUriRegexResult[ 3 ];
 
-			data = window.decodeURIComponent( data );
+			data = decodeURIComponent( data );
 
-			if ( isBase64 ) data = window.atob( data );
+			if ( isBase64 ) data = atob( data );
 
 			try {
 
@@ -126,7 +126,7 @@ Object.assign( FileLoader.prototype, {
 				}
 
 				// Wait for next browser tick like standard XMLHttpRequest event dispatching does
-				window.setTimeout( function () {
+				setTimeout( function () {
 
 					if ( onLoad ) onLoad( response );
 
@@ -137,7 +137,7 @@ Object.assign( FileLoader.prototype, {
 			} catch ( error ) {
 
 				// Wait for next browser tick like standard XMLHttpRequest event dispatching does
-				window.setTimeout( function () {
+				setTimeout( function () {
 
 					if ( onError ) onError( error );