diff --git a/plugins/catalog-graph/package.json b/plugins/catalog-graph/package.json
index 4aad12b5bc..b92cf201e4 100644
--- a/plugins/catalog-graph/package.json
+++ b/plugins/catalog-graph/package.json
@@ -44,8 +44,10 @@
   "dependencies": {
     "@backstage/catalog-client": "workspace:^",
     "@backstage/catalog-model": "workspace:^",
+    "@backstage/core-compat-api": "workspace:^",
     "@backstage/core-components": "workspace:^",
     "@backstage/core-plugin-api": "workspace:^",
+    "@backstage/frontend-plugin-api": "workspace:^",
     "@backstage/plugin-catalog-react": "workspace:^",
     "@backstage/types": "workspace:^",
     "@material-ui/core": "^4.12.2",
diff --git a/plugins/catalog-graph/src/alpha.ts b/plugins/catalog-graph/src/alpha.ts
index 94adcafa53..345a632dea 100644
--- a/plugins/catalog-graph/src/alpha.ts
+++ b/plugins/catalog-graph/src/alpha.ts
@@ -13,3 +13,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+import { createPlugin } from '@backstage/frontend-plugin-api';
+import { convertLegacyRouteRef } from '@backstage/core-compat-api';
+import { catalogGraphRouteRef, catalogEntityRouteRef } from './routes';
+
+export default createPlugin({
+  id: 'catalog-graph',
+  routes: {
+    catalogGraph: convertLegacyRouteRef(catalogGraphRouteRef),
+  },
+  externalRoutes: {
+    catalogEntity: convertLegacyRouteRef(catalogEntityRouteRef),
+  },
+  extensions: [],
+});
diff --git a/yarn.lock b/yarn.lock
index 5f84cbbc51..5cd5a0cbf5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5783,9 +5783,11 @@ __metadata:
     "@backstage/catalog-model": "workspace:^"
     "@backstage/cli": "workspace:^"
     "@backstage/core-app-api": "workspace:^"
+    "@backstage/core-compat-api": "workspace:^"
     "@backstage/core-components": "workspace:^"
     "@backstage/core-plugin-api": "workspace:^"
     "@backstage/dev-utils": "workspace:^"
+    "@backstage/frontend-plugin-api": "workspace:^"
     "@backstage/plugin-catalog": "workspace:^"
     "@backstage/plugin-catalog-react": "workspace:^"
     "@backstage/test-utils": "workspace:^"