diff --git a/themes/tiddlywiki/vanilla/base.tid b/themes/tiddlywiki/vanilla/base.tid
index 41faefb19..b3a726d30 100644
--- a/themes/tiddlywiki/vanilla/base.tid
+++ b/themes/tiddlywiki/vanilla/base.tid
@@ -2808,7 +2808,7 @@ input.tc-palette-manager-colour-input {
 ** Dirty indicator
 */
 
-body.tc-dirty span.tc-dirty-indicator, body.tc-dirty span.tc-dirty-indicator svg {
+html body.tc-dirty span.tc-dirty-indicator, html body.tc-dirty span.tc-dirty-indicator svg {
 	fill: <<colour dirty-indicator>>;
 	color: <<colour dirty-indicator>>;
 }