diff --git a/itests/sector_finalize_early_test.go b/itests/sector_finalize_early_test.go
index 87e1384a2..1b8fcb346 100644
--- a/itests/sector_finalize_early_test.go
+++ b/itests/sector_finalize_early_test.go
@@ -31,8 +31,8 @@ func TestDealsWithFinalizeEarly(t *testing.T) {
 	var blockTime = 50 * time.Millisecond
 
 	// We use two miners so that in case the actively tested miner misses PoSt, we still have a blockchain
-	client, miner, _, ens := kit.EnsembleOneTwo(t, kit.ThroughRPC(), kit.MutateSealingConfig(func(sc *config.SealingConfig) { sc.FinalizeEarly = true })) // no mock proofs.
-	ens.InterconnectAll().BeginMining(blockTime)
+	client, miner, poster, ens := kit.EnsembleOneTwo(t, kit.ThroughRPC(), kit.MutateSealingConfig(func(sc *config.SealingConfig) { sc.FinalizeEarly = true })) // no mock proofs.
+	ens.InterconnectAll().BeginMiningMustPost(blockTime, poster)
 	dh := kit.NewDealHarness(t, client, miner, miner)
 
 	ctx := context.Background()