diff --git a/chrome/content/zotero/customElements.js b/chrome/content/zotero/customElements.js
index 8ece74089c..329578a60e 100644
--- a/chrome/content/zotero/customElements.js
+++ b/chrome/content/zotero/customElements.js
@@ -60,7 +60,7 @@ Services.scriptloader.loadSubScript('chrome://zotero/content/elements/itemPaneSe
 		['zoterosearchcondition', 'chrome://zotero/content/elements/zoteroSearch.js'],
 		['zoterosearchtextbox', 'chrome://zotero/content/elements/zoteroSearch.js'],
 		['zoterosearchagefield', 'chrome://zotero/content/elements/zoteroSearch.js'],
-		['pane-header', 'chrome://zotero/content/elements/itemPaneHeader.js'],
+		['item-pane-header', 'chrome://zotero/content/elements/itemPaneHeader.js'],
 		['editable-text', 'chrome://zotero/content/elements/editableText.js'],
 		['item-pane-sidenav', 'chrome://zotero/content/elements/itemPaneSidenav.js'],
 		['abstract-box', 'chrome://zotero/content/elements/abstractBox.js'],
diff --git a/chrome/content/zotero/elements/contextPane.js b/chrome/content/zotero/elements/contextPane.js
index 23c67ca956..235f6a498d 100644
--- a/chrome/content/zotero/elements/contextPane.js
+++ b/chrome/content/zotero/elements/contextPane.js
@@ -317,7 +317,7 @@
 	
 			if (splitter.getAttribute('state') != 'collapsed') {
 				if (this.mode == "item") {
-					let header = this._itemPaneDeck.selectedPanel.querySelector("pane-header editable-text");
+					let header = this._itemPaneDeck.selectedPanel.querySelector("item-pane-header editable-text");
 					header.focus();
 					return true;
 				}
diff --git a/chrome/content/zotero/elements/itemDetails.js b/chrome/content/zotero/elements/itemDetails.js
index 5f178e3a61..e9d9030ebc 100644
--- a/chrome/content/zotero/elements/itemDetails.js
+++ b/chrome/content/zotero/elements/itemDetails.js
@@ -47,7 +47,7 @@
 		content = MozXULElement.parseXULToFragment(`
 			<hbox id="zotero-view-item-container" class="zotero-view-item-container" flex="1">
 				<html:div class="zotero-view-item-main">
-					<pane-header id="zotero-item-pane-header" />
+					<item-pane-header id="zotero-item-pane-header" />
 					
 					<html:div id="zotero-view-item" class="zotero-view-item" tabindex="0">
 						<item-box id="zotero-editpane-item-box" data-pane="info"/>
diff --git a/chrome/content/zotero/elements/itemPaneHeader.js b/chrome/content/zotero/elements/itemPaneHeader.js
index c4c28a150f..69e2d61950 100644
--- a/chrome/content/zotero/elements/itemPaneHeader.js
+++ b/chrome/content/zotero/elements/itemPaneHeader.js
@@ -381,7 +381,7 @@
 			});
 		}
 	}
-	customElements.define("pane-header", ItemPaneHeader);
+	customElements.define("item-pane-header", ItemPaneHeader);
 	
 	/**
 	 * Simple LRU cache that stores bibliography entries for the 100 most recently viewed items.
diff --git a/scss/elements/_paneHeader.scss b/scss/elements/_paneHeader.scss
index b823b11dd4..eb9865c4e2 100644
--- a/scss/elements/_paneHeader.scss
+++ b/scss/elements/_paneHeader.scss
@@ -1,4 +1,4 @@
-pane-header {
+item-pane-header {
 	&:not([hidden]) {
 		display: flex;
 	}
diff --git a/test/tests/itemPaneTest.js b/test/tests/itemPaneTest.js
index 2595db9bd6..834d7cbfba 100644
--- a/test/tests/itemPaneTest.js
+++ b/test/tests/itemPaneTest.js
@@ -63,18 +63,18 @@ describe("Item pane", function () {
 		it("should be hidden when set to None mode", async function () {
 			Zotero.Prefs.set('itemPaneHeader', 'none');
 			await createDataObject('item', itemData);
-			assert.isTrue(doc.querySelector('pane-header').hidden);
+			assert.isTrue(doc.querySelector('item-pane-header').hidden);
 		});
 		
 		it("should show title when set to Title mode", async function () {
 			Zotero.Prefs.set('itemPaneHeader', 'title');
 			let item = await createDataObject('item', itemData);
 			
-			assert.isFalse(doc.querySelector('pane-header .title').hidden);
-			assert.isTrue(doc.querySelector('pane-header .creator-year').hidden);
-			assert.isTrue(doc.querySelector('pane-header .bib-entry').hidden);
+			assert.isFalse(doc.querySelector('item-pane-header .title').hidden);
+			assert.isTrue(doc.querySelector('item-pane-header .creator-year').hidden);
+			assert.isTrue(doc.querySelector('item-pane-header .bib-entry').hidden);
 			
-			assert.equal(doc.querySelector('pane-header .title editable-text').value, item.getField('title'));
+			assert.equal(doc.querySelector('item-pane-header .title editable-text').value, item.getField('title'));
 		});
 		
 		it("should show title/creator/year when set to Title/Creator/Year mode", async function () {
@@ -83,12 +83,12 @@ describe("Item pane", function () {
 			item.setField('date', '1962-05-01');
 			await item.saveTx();
 			
-			assert.isTrue(doc.querySelector('pane-header .bib-entry').hidden);
-			assert.isFalse(doc.querySelector('pane-header .title').hidden);
-			assert.isFalse(doc.querySelector('pane-header .creator-year').hidden);
+			assert.isTrue(doc.querySelector('item-pane-header .bib-entry').hidden);
+			assert.isFalse(doc.querySelector('item-pane-header .title').hidden);
+			assert.isFalse(doc.querySelector('item-pane-header .creator-year').hidden);
 			
-			assert.equal(doc.querySelector('pane-header .title editable-text').value, item.getField('title'));
-			let creatorYearText = doc.querySelector('pane-header .creator-year').textContent;
+			assert.equal(doc.querySelector('item-pane-header .title editable-text').value, item.getField('title'));
+			let creatorYearText = doc.querySelector('item-pane-header .creator-year').textContent;
 			assert.include(creatorYearText, 'Hyde');
 			assert.include(creatorYearText, '1962');
 		});
@@ -98,11 +98,11 @@ describe("Item pane", function () {
 			Zotero.Prefs.set('itemPaneHeader.bibEntry.style', 'http://www.zotero.org/styles/apa');
 			await createDataObject('item', itemData);
 
-			assert.isFalse(doc.querySelector('pane-header .bib-entry').hidden);
-			assert.isTrue(doc.querySelector('pane-header .title').hidden);
-			assert.isTrue(doc.querySelector('pane-header .creator-year').hidden);
+			assert.isFalse(doc.querySelector('item-pane-header .bib-entry').hidden);
+			assert.isTrue(doc.querySelector('item-pane-header .title').hidden);
+			assert.isTrue(doc.querySelector('item-pane-header .creator-year').hidden);
 
-			let bibEntry = doc.querySelector('pane-header .bib-entry').shadowRoot.firstElementChild.textContent;
+			let bibEntry = doc.querySelector('item-pane-header .bib-entry').shadowRoot.firstElementChild.textContent;
 			assert.equal(bibEntry.trim(), 'Hyde, G. E. (n.d.). Birds—A Primer of Ornithology (Teach Yourself Books).');
 		});
 
@@ -111,7 +111,7 @@ describe("Item pane", function () {
 			Zotero.Prefs.set('itemPaneHeader.bibEntry.style', 'http://www.zotero.org/styles/apa');
 			let item = await createDataObject('item', itemData);
 			
-			let bibEntryElem = doc.querySelector('pane-header .bib-entry').shadowRoot.firstElementChild;
+			let bibEntryElem = doc.querySelector('item-pane-header .bib-entry').shadowRoot.firstElementChild;
 			
 			assert.equal(bibEntryElem.textContent.trim(), 'Hyde, G. E. (n.d.). Birds—A Primer of Ornithology (Teach Yourself Books).');
 			
@@ -139,7 +139,7 @@ describe("Item pane", function () {
 			Zotero.Prefs.set('itemPaneHeader.bibEntry.style', 'http://www.zotero.org/styles/apa');
 			await createDataObject('item', itemData);
 
-			let bibEntryElem = doc.querySelector('pane-header .bib-entry').shadowRoot.firstElementChild;
+			let bibEntryElem = doc.querySelector('item-pane-header .bib-entry').shadowRoot.firstElementChild;
 			
 			assert.equal(bibEntryElem.textContent.trim(), 'Hyde, G. E. (n.d.). Birds—A Primer of Ornithology (Teach Yourself Books).');
 			
@@ -152,7 +152,7 @@ describe("Item pane", function () {
 			Zotero.Prefs.set('itemPaneHeader.bibEntry.style', 'http://www.zotero.org/styles/apa');
 			await createDataObject('item', itemData);
 
-			let bibEntryElem = doc.querySelector('pane-header .bib-entry').shadowRoot.firstElementChild;
+			let bibEntryElem = doc.querySelector('item-pane-header .bib-entry').shadowRoot.firstElementChild;
 
 			assert.equal(bibEntryElem.textContent.trim(), 'Hyde, G. E. (n.d.). Birds—A Primer of Ornithology (Teach Yourself Books).');
 
@@ -165,9 +165,9 @@ describe("Item pane", function () {
 			Zotero.Prefs.set('itemPaneHeader.bibEntry.style', 'http://www.zotero.org/styles/an-id-that-does-not-match-any-citation-style');
 			await createDataObject('item', itemData);
 
-			assert.isTrue(doc.querySelector('pane-header .bib-entry').hidden);
-			assert.isFalse(doc.querySelector('pane-header .title').hidden);
-			assert.isFalse(doc.querySelector('pane-header .creator-year').hidden);
+			assert.isTrue(doc.querySelector('item-pane-header .bib-entry').hidden);
+			assert.isFalse(doc.querySelector('item-pane-header .title').hidden);
+			assert.isFalse(doc.querySelector('item-pane-header .creator-year').hidden);
 		});
 	});