diff --git a/core/ui/AlertTemplate.tid b/core/ui/AlertTemplate.tid
index dd51643ff..87ddbd376 100644
--- a/core/ui/AlertTemplate.tid
+++ b/core/ui/AlertTemplate.tid
@@ -2,7 +2,7 @@ title: $:/core/ui/AlertTemplate
 
 <div class="tc-alert">
 <div class="tc-alert-toolbar">
-<$button class="tc-btn-invisible"><$action-deletetiddler tiddler=<<currentTiddler>>/>{{$:/core/images/delete-button}}</$button>
+<$button class="tc-btn-invisible"><$action-deletetiddler $tiddler=<<currentTiddler>>/>{{$:/core/images/delete-button}}</$button>
 </div>
 <div class="tc-alert-subtitle">
 <$view field="component"/> - <$view field="modified" format="date" template="0hh:0mm:0ss DD MM YYYY"/> <$reveal type="nomatch" state="!!count" text=""><span class="tc-alert-highlight">(count: <$view field="count"/>)</span></$reveal>