diff --git a/chrome/content/zotero/longTagFixer.js b/chrome/content/zotero/longTagFixer.js
index 2c6cc0b2e8..ae62cabeaf 100644
--- a/chrome/content/zotero/longTagFixer.js
+++ b/chrome/content/zotero/longTagFixer.js
@@ -37,7 +37,7 @@ var Zotero_Long_Tag_Fixer = new function () {
 		}
 		
 		document.getElementById('zotero-long-tag-fixer').getButton('accept').label = buttonLabel;
-		
+		window.sizeToContent();
 		Zotero.Prefs.set('lastLongTagMode', index);
 	}