diff --git a/chrome/content/zotero/standalone/standalone.js b/chrome/content/zotero/standalone/standalone.js
index 3a4264f689..a7723e998b 100644
--- a/chrome/content/zotero/standalone/standalone.js
+++ b/chrome/content/zotero/standalone/standalone.js
@@ -240,16 +240,6 @@ const ZoteroStandalone = new function () {
 
 		this.onUpdateCustomMenus(event, 'edit');
 	};
-
-	this.showNoteInLibrary = function () {
-		let win = Zotero.getMainWindow();
-		let noteEditor = Zotero.Notes.getByTabID(Zotero_Tabs.selectedID);
-		if (!noteEditor?.itemID) {
-			return;
-		}
-		win.ZoteroPane.selectItems([noteEditor.itemID]);
-		win.focus();
-	};
 	
 	/**
 	 * Builds new item menu
diff --git a/chrome/content/zotero/zoteroPane.js b/chrome/content/zotero/zoteroPane.js
index 627b70dcc1..92eb645733 100644
--- a/chrome/content/zotero/zoteroPane.js
+++ b/chrome/content/zotero/zoteroPane.js
@@ -5397,6 +5397,30 @@ var ZoteroPane = new function () {
 	}
 	
 	
+	this.showInLibrary = function () {
+		switch (Zotero_Tabs.selectedType) {
+			case 'reader': {
+				let reader = Zotero.Reader.getByTabID(Zotero_Tabs.selectedID);
+				if (reader) {
+					let item = Zotero.Items.get(reader.itemID);
+					let itemID = item.parentID || item.id;
+					return ZoteroPane.selectItems([itemID]);
+				}
+				return;
+			}
+			case 'note': {
+				let tab = Zotero_Tabs.getTabInfo(Zotero_Tabs.selectedID);
+				if (tab.data.itemID) {
+					return ZoteroPane.selectItems([tab.data.itemID]);
+				}
+				return;
+			}
+			default:
+				return;
+		}
+	};
+	
+	
 	function viewSelectedAttachment(event, noLocateOnMissing)
 	{
 		if (this.itemsView && this.itemsView.selection.count == 1) {
diff --git a/chrome/content/zotero/zoteroPane.xhtml b/chrome/content/zotero/zoteroPane.xhtml
index 291d3fdaf2..62de1383fd 100644
--- a/chrome/content/zotero/zoteroPane.xhtml
+++ b/chrome/content/zotero/zoteroPane.xhtml
@@ -324,8 +324,7 @@
 									oncommand="ZoteroStandalone.currentReader.export()"/>
 							<menuseparator class="menu-type-reader pdf"/>
 							<menuitem id="menu_print" data-l10n-id="menu-print" class="menu-type-reader" oncommand="ZoteroStandalone.currentReader.print()"/>
-							<menuitem id="menu_showInLibrary" label="&zotero.items.menu.showInLibrary;" class="menu-type-reader" oncommand="ZoteroStandalone.currentReader.showInLibrary()"/>
-							<menuitem id="menu_showInLibrary_note" label="&zotero.items.menu.showInLibrary;" class="menu-type-note" oncommand="ZoteroStandalone.showNoteInLibrary()"/>
+							<menuitem id="menu_showInLibrary" label="&zotero.items.menu.showInLibrary;" class="menu-type-reader menu-type-note" oncommand="ZoteroPane.showInLibrary()"/>
 							<menuseparator/>
 							<menuitem id="menu_close" class="menu-type-library" label="&closeCmd.label;" key="key_close"
 									accesskey="&closeCmd.accesskey;" command="cmd_close"/>