diff --git a/js/fontawesome.js b/js/fontawesome.js
index 160219075..b977b9dd8 100644
--- a/js/fontawesome.js
+++ b/js/fontawesome.js
@@ -323,7 +323,7 @@
     'fa-solid': 'fas',
     'fa-thin': 'fat'
   };
-  var ICON_SELECTION_SYNTAX_PATTERN = /fa[srltdbk\-\ ]/; // eslint-disable-line no-useless-escape
+  var ICON_SELECTION_SYNTAX_PATTERN = /fa[srltdbk]?[\-\ ]/; // eslint-disable-line no-useless-escape
 
   var LAYERS_TEXT_CLASSNAME = 'fa-layers-text';
   var FONT_FAMILY_PATTERN = /Font ?Awesome ?([56 ]*)(Solid|Regular|Light|Thin|Duotone|Brands|Free|Pro|Kit)?.*/i; // TODO: do we need to handle font-weight for kit SVG pseudo-elements?