diff --git a/js/widgets/widget-filter-formatter-select2.js b/js/widgets/widget-filter-formatter-select2.js
index a9104065..4a6816b6 100644
--- a/js/widgets/widget-filter-formatter-select2.js
+++ b/js/widgets/widget-filter-formatter-select2.js
@@ -65,7 +65,7 @@
 				v = v.join('\u0000');
 			}
 			// escape special regex characters (http://stackoverflow.com/a/9310752/145346)
-			v = v.replace(/[-[\]{}()*+?.,/\\^$|#\s]/g, '\\$&');
+			v = v.replace(/[-[\]{}()*+?.,/\\^$|#]/g, '\\$&');
 			// convert string back into an array
 			if (arry) {
 				v = v.split('\u0000');