diff --git a/torba/tests/client_tests/integration/test_sync.py b/torba/tests/client_tests/integration/test_sync.py
index cfb22755c..6e5c56381 100644
--- a/torba/tests/client_tests/integration/test_sync.py
+++ b/torba/tests/client_tests/integration/test_sync.py
@@ -82,6 +82,12 @@ class SyncTests(IntegrationTestCase):
             account1.ledger.wait(tx),
             account2.ledger.wait(tx),
         ])
+        await self.blockchain.generate(1)
+        await asyncio.wait([
+            account0.ledger.wait(tx),
+            account1.ledger.wait(tx),
+            account2.ledger.wait(tx),
+        ])
         self.assertEqual(await account0.get_address_count(chain=0), 21)
         self.assertGreater(await account1.get_address_count(chain=1), 6)
         self.assertGreater(await account2.get_address_count(chain=1), 6)