diff --git a/chrome/content/zotero/xpcom/itemTreeView.js b/chrome/content/zotero/xpcom/itemTreeView.js
index 2ab36bdfc..2a0514dbd 100644
--- a/chrome/content/zotero/xpcom/itemTreeView.js
+++ b/chrome/content/zotero/xpcom/itemTreeView.js
@@ -1139,9 +1139,10 @@ Zotero.ItemTreeView.prototype.getImageSrc = function(row, col)
 		if (item.isFileAttachment()) {
 			let exists = item.fileExistsCached();
 			if (exists !== null) {
+				let suffix = Zotero.hiDPISuffix;
 				return exists
-					? "chrome://zotero/skin/bullet_blue.png"
-					: "chrome://zotero/skin/bullet_blue_empty.png";
+					? `chrome://zotero/skin/bullet_blue{$suffix}.png`
+					: `chrome://zotero/skin/bullet_blue_empty{$suffix}.png`;
 			}
 			
 			item.fileExists()