diff --git a/lib/js/dom.nim b/lib/js/dom.nim
index 65f9a946b..38ec18a61 100644
--- a/lib/js/dom.nim
+++ b/lib/js/dom.nim
@@ -463,6 +463,7 @@ type
     verticalAlign*: cstring
     visibility*: cstring
     width*: cstring
+    whiteSpace*: cstring
     wordSpacing*: cstring
     zIndex*: int