diff --git a/lib/src/generated/chain/v1/hub.pb.dart b/lib/src/generated/chain/v1/hub.pb.dart
index a5767df..6c94d89 100644
--- a/lib/src/generated/chain/v1/hub.pb.dart
+++ b/lib/src/generated/chain/v1/hub.pb.dart
@@ -4608,6 +4608,8 @@ class StoreEntry extends $pb.GeneratedMessage {
     $core.String? provider,
     $core.String? sourceKind,
     $core.String? source,
+    $core.String? canonicalCategory,
+    $core.String? canonicalCategoryLabel,
   }) {
     final result = create();
     if (name != null) result.name = name;
@@ -4634,6 +4636,9 @@ class StoreEntry extends $pb.GeneratedMessage {
     if (provider != null) result.provider = provider;
     if (sourceKind != null) result.sourceKind = sourceKind;
     if (source != null) result.source = source;
+    if (canonicalCategory != null) result.canonicalCategory = canonicalCategory;
+    if (canonicalCategoryLabel != null)
+      result.canonicalCategoryLabel = canonicalCategoryLabel;
     return result;
   }
 
@@ -4672,6 +4677,8 @@ class StoreEntry extends $pb.GeneratedMessage {
     ..aOS(20, _omitFieldNames ? '' : 'provider')
     ..aOS(21, _omitFieldNames ? '' : 'sourceKind')
     ..aOS(22, _omitFieldNames ? '' : 'source')
+    ..aOS(23, _omitFieldNames ? '' : 'canonicalCategory')
+    ..aOS(24, _omitFieldNames ? '' : 'canonicalCategoryLabel')
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
@@ -4906,6 +4913,32 @@ class StoreEntry extends $pb.GeneratedMessage {
   $core.bool hasSource() => $_has(21);
   @$pb.TagNumber(22)
   void clearSource() => $_clearField(22);
+
+  /// Canonical, normalized category slug (e.g. "data", "text-language",
+  /// "studio-themes"). The hub maps the free-form `category` onto a
+  /// fixed taxonomy by capability namespace, so different stores using
+  /// different labels ("data" vs "data-processing") land in ONE bucket.
+  /// Studio groups + filters by this, not the raw `category`. Empty
+  /// from pre-0.21 hubs → Studio falls back to `category`.
+  @$pb.TagNumber(23)
+  $core.String get canonicalCategory => $_getSZ(22);
+  @$pb.TagNumber(23)
+  set canonicalCategory($core.String value) => $_setString(22, value);
+  @$pb.TagNumber(23)
+  $core.bool hasCanonicalCategory() => $_has(22);
+  @$pb.TagNumber(23)
+  void clearCanonicalCategory() => $_clearField(23);
+
+  /// Human-readable label for `canonical_category` (e.g. "Data &
+  /// Formats"). English; Studio may localize via the slug.
+  @$pb.TagNumber(24)
+  $core.String get canonicalCategoryLabel => $_getSZ(23);
+  @$pb.TagNumber(24)
+  set canonicalCategoryLabel($core.String value) => $_setString(23, value);
+  @$pb.TagNumber(24)
+  $core.bool hasCanonicalCategoryLabel() => $_has(23);
+  @$pb.TagNumber(24)
+  void clearCanonicalCategoryLabel() => $_clearField(24);
 }
 
 class ChannelStatusResponse extends $pb.GeneratedMessage {
diff --git a/lib/src/generated/chain/v1/hub.pbjson.dart b/lib/src/generated/chain/v1/hub.pbjson.dart
index f786685..bec39a5 100644
--- a/lib/src/generated/chain/v1/hub.pbjson.dart
+++ b/lib/src/generated/chain/v1/hub.pbjson.dart
@@ -1262,6 +1262,20 @@ const StoreEntry$json = {
     {'1': 'provider', '3': 20, '4': 1, '5': 9, '10': 'provider'},
     {'1': 'source_kind', '3': 21, '4': 1, '5': 9, '10': 'sourceKind'},
     {'1': 'source', '3': 22, '4': 1, '5': 9, '10': 'source'},
+    {
+      '1': 'canonical_category',
+      '3': 23,
+      '4': 1,
+      '5': 9,
+      '10': 'canonicalCategory'
+    },
+    {
+      '1': 'canonical_category_label',
+      '3': 24,
+      '4': 1,
+      '5': 9,
+      '10': 'canonicalCategoryLabel'
+    },
   ],
 };
 
@@ -1279,7 +1293,9 @@ final $typed_data.Uint8List storeEntryDescriptor = $convert.base64Decode(
     '9uX3VybBgQIAEoCVIHaWNvblVybBInCg9zY3JlZW5zaG90X3VybHMYESADKAlSDnNjcmVlbnNo'
     'b3RVcmxzEhkKCGRvY3NfdXJsGBIgASgJUgdkb2NzVXJsEhIKBGtpbmQYEyABKAlSBGtpbmQSGg'
     'oIcHJvdmlkZXIYFCABKAlSCHByb3ZpZGVyEh8KC3NvdXJjZV9raW5kGBUgASgJUgpzb3VyY2VL'
-    'aW5kEhYKBnNvdXJjZRgWIAEoCVIGc291cmNl');
+    'aW5kEhYKBnNvdXJjZRgWIAEoCVIGc291cmNlEi0KEmNhbm9uaWNhbF9jYXRlZ29yeRgXIAEoCV'
+    'IRY2Fub25pY2FsQ2F0ZWdvcnkSOAoYY2Fub25pY2FsX2NhdGVnb3J5X2xhYmVsGBggASgJUhZj'
+    'YW5vbmljYWxDYXRlZ29yeUxhYmVs');
 
 @$core.Deprecated('Use channelStatusResponseDescriptor instead')
 const ChannelStatusResponse$json = {