diff --git a/chrome/content/zotero/elements/itemPane.js b/chrome/content/zotero/elements/itemPane.js
index c2a79c489c..e602e9fa6e 100644
--- a/chrome/content/zotero/elements/itemPane.js
+++ b/chrome/content/zotero/elements/itemPane.js
@@ -27,7 +27,7 @@
 {
 	class ItemPane extends XULElementBase {
 		content = MozXULElement.parseXULToFragment(`
-			<deck id="zotero-item-pane-content" class="zotero-item-pane-content" selectedIndex="0" flex="1" zotero-persist="width height" height="300">
+			<deck id="zotero-item-pane-content" class="zotero-item-pane-content" selectedIndex="0" flex="1">
 				<item-message-pane id="zotero-item-message" />
 				
 				<item-details id="zotero-item-details" />
diff --git a/chrome/content/zotero/zoteroPane.js b/chrome/content/zotero/zoteroPane.js
index 36513fa796..0849c326b9 100644
--- a/chrome/content/zotero/zoteroPane.js
+++ b/chrome/content/zotero/zoteroPane.js
@@ -5996,7 +5996,7 @@ var ZoteroPane = new function()
 	this.unserializePersist = function () {
 		_unserialized = true;
 		var serializedValues = Zotero.Prefs.get("pane.persist");
-		if(!serializedValues) return;
+		if (!serializedValues) return;
 		serializedValues = JSON.parse(serializedValues);
 		
 		for (var id in serializedValues) {
@@ -6007,7 +6007,7 @@ var ZoteroPane = new function()
 			}
 			
 			var elValues = serializedValues[id];
-			for(var attr in elValues) {
+			for (var attr in elValues) {
 				// Ignore persisted collapsed state for collection and item pane splitters, since
 				// people close them by accident and don't know how to get them back
 				// TODO: Add a hidden pref to allow them to stay closed if people really want that?
@@ -6016,6 +6016,9 @@ var ZoteroPane = new function()
 						&& Zotero.Prefs.get('reopenPanesOnRestart')) {
 					continue;
 				}
+				if (["width", "height"].includes(attr)) {
+					el.style[attr] = `${elValues[attr]}px`;
+				}
 				el.setAttribute(attr, elValues[attr]);
 			}
 		}
@@ -6024,7 +6027,8 @@ var ZoteroPane = new function()
 			// may not yet be initialized
 			try {
 				this.itemsView.sort();
-			} catch(e) {};
+			}
+			catch (e) {}
 		}
 	};
 
diff --git a/scss/elements/_itemDetails.scss b/scss/elements/_itemDetails.scss
index 2a26f57417..29fa03faee 100644
--- a/scss/elements/_itemDetails.scss
+++ b/scss/elements/_itemDetails.scss
@@ -13,6 +13,7 @@
 	min-height: 0;
 	flex: 1;
 	width: auto !important;
+	height: auto !important;
 	min-width: $min-width-item-pane;
 	/* Need a min height to prevent layout issues in stacked mode */
 	min-height: 168px;