diff --git a/sizzle.js b/sizzle.js
index 07654d59..9771211d 100644
--- a/sizzle.js
+++ b/sizzle.js
@@ -330,14 +330,14 @@ var Expr = Sizzle.selectors = {
 	order: [ "ID", "NAME", "TAG" ],
 
 	match: {
-		ID: /#((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
-		CLASS: /\.((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
-		NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF\-]|\\.)+)['"]*\]/,
-		ATTR: /\[\s*((?:[\w\u00c0-\uFFFF\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00c0-\uFFFF\-]|\\.)*)|)|)\s*\]/,
-		TAG: /^((?:[\w\u00c0-\uFFFF\*\-]|\\.)+)/,
+		ID: /#((?:[\w\u00a1-\uffff\-]|\\.)+)/,
+		CLASS: /\.((?:[\w\u00a1-\uffff\-]|\\.)+)/,
+		NAME: /\[name=['"]*((?:[\w\u00a1-\uffff\-]|\\.)+)['"]*\]/,
+		ATTR: /\[\s*((?:[\w\u00a1-\uffff\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00a1-\uffff\-]|\\.)*)|)|)\s*\]/,
+		TAG: /^((?:[\w\u00a1-\uffff\*\-]|\\.)+)/,
 		CHILD: /:(only|nth|last|first)-child(?:\(\s*(even|odd|(?:[+\-]?\d+|(?:[+\-]?\d*)?n\s*(?:[+\-]\s*\d+)?))\s*\))?/,
 		POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^\-]|$)/,
-		PSEUDO: /:((?:[\w\u00c0-\uFFFF\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/
+		PSEUDO: /:((?:[\w\u00a1-\uffff\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/
 	},
 
 	leftMatch: {},