diff --git a/packages/frontend-plugin-api/api-report.md b/packages/frontend-plugin-api/api-report.md
index b42efddffa..9419efc05e 100644
--- a/packages/frontend-plugin-api/api-report.md
+++ b/packages/frontend-plugin-api/api-report.md
@@ -1289,7 +1289,7 @@ export { googleAuthApiRef };
 // @public (undocumented)
 export const IconBundleBlueprint: ExtensionBlueprint<{
   kind: 'icon-bundle';
-  namespace: 'app';
+  namespace: undefined;
   name: undefined;
   params: {
     icons: {
@@ -1701,7 +1701,7 @@ export interface SubRouteRef<
 // @public
 export const ThemeBlueprint: ExtensionBlueprint<{
   kind: 'theme';
-  namespace: 'app';
+  namespace: undefined;
   name: undefined;
   params: {
     theme: AppTheme;
diff --git a/plugins/app/api-report.md b/plugins/app/api-report.md
index ca76ecb91b..fbf77debb4 100644
--- a/plugins/app/api-report.md
+++ b/plugins/app/api-report.md
@@ -71,7 +71,7 @@ const appPlugin: FrontendPlugin<
         >;
       };
       kind: undefined;
-      namespace: 'app';
+      namespace: undefined;
       name: undefined;
     }>;
     'api:app/app-language': ExtensionDefinition<{
@@ -112,7 +112,7 @@ const appPlugin: FrontendPlugin<
         >;
       };
       kind: undefined;
-      namespace: 'app';
+      namespace: undefined;
       name: 'layout';
     }>;
     'app/nav': ExtensionDefinition<{
@@ -155,7 +155,7 @@ const appPlugin: FrontendPlugin<
         >;
       };
       kind: undefined;
-      namespace: 'app';
+      namespace: undefined;
       name: 'nav';
     }>;
     'app/root': ExtensionDefinition<{
@@ -220,7 +220,7 @@ const appPlugin: FrontendPlugin<
         >;
       };
       kind: undefined;
-      namespace: 'app';
+      namespace: undefined;
       name: 'root';
     }>;
     'app/routes': ExtensionDefinition<{
@@ -249,7 +249,7 @@ const appPlugin: FrontendPlugin<
         >;
       };
       kind: undefined;
-      namespace: 'app';
+      namespace: undefined;
       name: 'routes';
     }>;
     'api:app/app-theme': ExtensionDefinition<{
@@ -275,7 +275,7 @@ const appPlugin: FrontendPlugin<
     }>;
     'theme:app/light': ExtensionDefinition<{
       kind: 'theme';
-      namespace: 'app';
+      namespace: undefined;
       name: 'light';
       config: {};
       configInput: {};
@@ -284,7 +284,7 @@ const appPlugin: FrontendPlugin<
     }>;
     'theme:app/dark': ExtensionDefinition<{
       kind: 'theme';
-      namespace: 'app';
+      namespace: undefined;
       name: 'dark';
       config: {};
       configInput: {};
@@ -393,7 +393,7 @@ const appPlugin: FrontendPlugin<
     }>;
     'app-root-element:app/oauth-request-dialog': ExtensionDefinition<{
       kind: 'app-root-element';
-      namespace: 'app';
+      namespace: undefined;
       name: 'oauth-request-dialog';
       config: {};
       configInput: {};
@@ -436,7 +436,7 @@ const appPlugin: FrontendPlugin<
         >;
       };
       kind: 'app-root-element';
-      namespace: 'app';
+      namespace: undefined;
       name: 'alert-display';
     }>;
     'api:app/discovery': ExtensionDefinition<{