diff --git a/packages/api/test/networkRouter.spec.ts b/packages/api/test/networkRouter.spec.ts
index a8c17b47..66fad7c2 100644
--- a/packages/api/test/networkRouter.spec.ts
+++ b/packages/api/test/networkRouter.spec.ts
@@ -1,5 +1,5 @@
 import { Network, Repositories, RouterDataFeedsConfig } from '../types'
-import { NetworkInfo, NetworkRouter } from '../src/web3Middleware/NetworkRouter'
+import { NetworkInfo, NetworkRouter, NetworkSnapshot } from '../src/web3Middleware/NetworkRouter'
 import { Configuration } from '../src/web3Middleware/Configuration'
 import dataFeedsRouter from './web3Middleware/dataFeedsRouter.json'
 // FIXME: create a proper mock for web3
@@ -30,7 +30,7 @@ describe('NetworkRouter', () => {
       repositories,
       networkInfo,
     )
-    const snapshot = await router.getSnapshot()
+    const snapshot: NetworkSnapshot = await router.getSnapshot() as NetworkSnapshot
 
     expect(snapshot.feeds[0].caption).toBeTruthy()
     expect(snapshot.feeds[0].id).toBeTruthy()