diff --git a/lib/common/utils.js b/lib/common/utils.js
index 2f7b12b..9fee091 100644
--- a/lib/common/utils.js
+++ b/lib/common/utils.js
@@ -163,10 +163,8 @@ function isWhiteSpace(code) {
     case 0x0D:
     case 0x0C:
     case 0x20:
-    case 0x20:
-    case 0x20:
-    case 0x20:
-    case 0x200F:
+    case 0xA0:
+    case 0x1680:
     case 0x202F:
     case 0x205F:
     case 0x3000: