diff --git a/chrome/content/zotero/xpcom/timeline.js b/chrome/content/zotero/xpcom/timeline.js
index fdf27afb3..51e733e70 100644
--- a/chrome/content/zotero/xpcom/timeline.js
+++ b/chrome/content/zotero/xpcom/timeline.js
@@ -34,10 +34,10 @@ Zotero.Timeline = {
 			var date = item.getField(dateType, true, true);
 			if (date) {
 				let sqlDate = (dateType == 'date') ? Zotero.Date.multipartToSQL(date) : date;
-				sqlDate = sqlDate.replace("00-00", "01-01");
+				sqlDate = sqlDate.replace("-00-", "-01-").replace(/-00$/, "-01");
 				let content = '<event start="' + Zotero.Date.sqlToDate(sqlDate) + '" ';
 				let title = item.getField('title');
-				content += 'title=" ' + (title ? escapeXML(title) : '') + '" ';
+				content += 'title="' + (title ? escapeXML(title) : '') + '" ';
 				content += 'icon="' + item.getImageSrc() + '" ';			
 				content += 'color="black">';
 				content += item.id;