diff --git a/src/jquery.i18n.messagestore.js b/src/jquery.i18n.messagestore.js
index 05fcb80..cfb0990 100644
--- a/src/jquery.i18n.messagestore.js
+++ b/src/jquery.i18n.messagestore.js
@@ -18,7 +18,8 @@
 	var MessageStore = function () {
 		this.messages = {};
 		this.sources = {};
-	};
+	},
+	sync = false;
 
 	/**
 	 * See https://github.com/wikimedia/jquery.i18n/wiki/Specification#wiki-Message_File_Loading
@@ -111,13 +112,17 @@
 	function jsonMessageLoader( url ) {
 		var deferred = $.Deferred();
 
-		$.getJSON( url )
-			.done( deferred.resolve )
-			.fail( function ( jqxhr, settings, exception ) {
-				$.i18n.log( 'Error in loading messages from ' + url + ' Exception: ' + exception );
-				// Ignore 404 exception, because we are handling fallabacks explicitly
-				deferred.resolve();
-			} );
+		$.ajax( {
+			url: url,
+			dataType: 'json',
+			async: !sync
+		} )
+		.done( deferred.resolve )
+		.fail( function ( jqxhr, settings, exception ) {
+			$.i18n.log( 'Error in loading messages from ' + url + ' Exception: ' + exception );
+			// Ignore 404 exception, because we are handling fallabacks explicitly
+			deferred.resolve();
+		} );
 
 		return deferred.promise();
 	}