diff --git a/lib/inventree/part.dart b/lib/inventree/part.dart
index 61381920..255f9cb2 100644
--- a/lib/inventree/part.dart
+++ b/lib/inventree/part.dart
@@ -132,6 +132,14 @@ class InvenTreePart extends InvenTreeModel {
   @override
   String URL = "part/";
 
+  @override
+  Map<String, String> defaultListFilters() {
+    return {
+      "cascade": "false",
+      "active": "true",
+    };
+  }
+
   @override
   Map<String, String> defaultGetFilters() {
     return {
@@ -202,11 +210,20 @@ class InvenTreePart extends InvenTreeModel {
     int get categoryId => jsondata['category'] as int ?? null;
 
     // Get the category name for the Part instance
-    String get categoryName => jsondata['category_detail']['name'] as String ?? '';
+    String get categoryName {
+      if (categoryId == null) return '';
+      if (!jsondata.containsKey('category_detail')) return '';
+
+      return jsondata['category_detail']['name'] as String ?? '';
+    }
 
     // Get the category description for the Part instance
-    String get categoryDescription => jsondata['category_detail']['description'] as String ?? '';
+    String get categoryDescription {
+      if (categoryId == null) return '';
+      if (!jsondata.containsKey('category_detail')) return '';
 
+      return jsondata['category_detail']['description'] as String ?? '';
+    }
     // Get the image URL for the Part instance
     String get _image  => jsondata['image'] ?? '';
 
diff --git a/lib/widget/part_detail.dart b/lib/widget/part_detail.dart
index 5dec0c19..9d800978 100644
--- a/lib/widget/part_detail.dart
+++ b/lib/widget/part_detail.dart
@@ -136,7 +136,7 @@ class _PartDisplayState extends RefreshableState<PartDetailWidget> {
         ListTile(
             title: Text("Part Category"),
             subtitle: Text("${part.categoryName}"),
-            leading: FaIcon(FontAwesomeIcons.stream),
+            leading: FaIcon(FontAwesomeIcons.sitemap),
             onTap: () {
               if (part.categoryId > 0) {
                 InvenTreePartCategory().get(context, part.categoryId).then((var cat) {
@@ -151,8 +151,11 @@ class _PartDisplayState extends RefreshableState<PartDetailWidget> {
       tiles.add(
         ListTile(
           title: Text("Part Category"),
-          subtitle: Text("No category set"),
-          leading: FaIcon(FontAwesomeIcons.stream),
+          subtitle: Text("Top level part category"),
+          leading: FaIcon(FontAwesomeIcons.sitemap),
+          onTap: () {
+            Navigator.push(context, MaterialPageRoute(builder: (context) => CategoryDisplayWidget(null)));
+          },
         )
       );
     }