diff --git a/chrome/content/zotero/about.xul b/chrome/content/zotero/about.xul
index 8335c572a1..c8c427d4bc 100644
--- a/chrome/content/zotero/about.xul
+++ b/chrome/content/zotero/about.xul
@@ -73,6 +73,7 @@
 				</vbox>
 				<label class="subhead" value="&zotero.about.additionalSoftware;"/>
 				<vbox class="subcontent">
+					<label class="zotero-text-link" href="https://ace.c9.io/" value="ACE Editor (translator code editor)"/>
 					<label class="zotero-text-link" href="http://bluebirdjs.com/" value="Bluebird"/>
 					<label class="zotero-text-link" href="http://p.yusukekamiyamane.com/" value="Fugue icons (by Yusuke Kamiyamane)"/>
 					<label class="zotero-text-link" href="http://www.davidashen.net/rnv.html" value="RNV (CSL validation)"/>