diff --git a/chrome/skin/default/zotero/integration.css b/chrome/skin/default/zotero/integration.css
index 3afd54c30d..8c9663d4ea 100644
--- a/chrome/skin/default/zotero/integration.css
+++ b/chrome/skin/default/zotero/integration.css
@@ -263,6 +263,7 @@ richlistitem[selected="true"] {
 .citation-dialog.reference-list {
 	margin: 0;
 	padding: 0;
+	max-height: 100%;
 	-moz-user-focus: ignore;
 }