diff --git a/packages/backend-app-api/src/services/implementations/index.ts b/packages/backend-app-api/src/services/implementations/index.ts
index a1114ab3e3..5f19e4970c 100644
--- a/packages/backend-app-api/src/services/implementations/index.ts
+++ b/packages/backend-app-api/src/services/implementations/index.ts
@@ -25,6 +25,7 @@ export * from './identity';
 export * from './lifecycle';
 export * from './logger';
 export * from './permissions';
+export * from './publicKeyStore';
 export * from './rootHttpRouter';
 export * from './rootLifecycle';
 export * from './rootLogger';
diff --git a/packages/backend-app-api/src/services/implementations/publicKeyStore/index.ts b/packages/backend-app-api/src/services/implementations/publicKeyStore/index.ts
index 94adcafa53..2e604cbe18 100644
--- a/packages/backend-app-api/src/services/implementations/publicKeyStore/index.ts
+++ b/packages/backend-app-api/src/services/implementations/publicKeyStore/index.ts
@@ -13,3 +13,5 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
+export { publicKeyStoreServiceFactory } from './publicKeyStoreServiceFactory';
diff --git a/packages/backend-defaults/src/CreateBackend.ts b/packages/backend-defaults/src/CreateBackend.ts
index 5495665dd8..63f39b18a5 100644
--- a/packages/backend-defaults/src/CreateBackend.ts
+++ b/packages/backend-defaults/src/CreateBackend.ts
@@ -35,6 +35,7 @@ import {
   authServiceFactory,
   httpAuthServiceFactory,
   userInfoServiceFactory,
+  publicKeyStoreServiceFactory,
 } from '@backstage/backend-app-api';
 
 export const defaultServiceFactories = [
@@ -49,6 +50,7 @@ export const defaultServiceFactories = [
   lifecycleServiceFactory(),
   loggerServiceFactory(),
   permissionsServiceFactory(),
+  publicKeyStoreServiceFactory(),
   rootHttpRouterServiceFactory(),
   rootLifecycleServiceFactory(),
   rootLoggerServiceFactory(),