diff --git a/packages/core/plugins/core-plugins-browser-internal/src/plugin_context.ts b/packages/core/plugins/core-plugins-browser-internal/src/plugin_context.ts
index b78e5cec0b27..cdd00d9996a4 100644
--- a/packages/core/plugins/core-plugins-browser-internal/src/plugin_context.ts
+++ b/packages/core/plugins/core-plugins-browser-internal/src/plugin_context.ts
@@ -143,6 +143,7 @@ export function createPluginStartContext<
       navigateToApp: deps.application.navigateToApp,
       navigateToUrl: deps.application.navigateToUrl,
       getUrlForApp: deps.application.getUrlForApp,
+      isAppRegistered: deps.application.isAppRegistered,
       currentLocation$: deps.application.currentLocation$,
     },
     customBranding: deps.customBranding,
diff --git a/x-pack/plugins/triggers_actions_ui/.storybook/context/application.tsx b/x-pack/plugins/triggers_actions_ui/.storybook/context/application.tsx
index c05ca6a920cb..313c7c8e3b1c 100644
--- a/x-pack/plugins/triggers_actions_ui/.storybook/context/application.tsx
+++ b/x-pack/plugins/triggers_actions_ui/.storybook/context/application.tsx
@@ -24,6 +24,7 @@ export const getDefaultServicesApplication = (
     navigateToApp: async (app: string) => {
       action(`Navigate to: ${app}`);
     },
+    isAppRegistered: (appId: string) => true,
     getUrlForApp: (url: string) => url,
     capabilities: getDefaultCapabilities(),
     applications$: of(applications),