diff --git a/pkg/core/blockchain_test.go b/pkg/core/blockchain_test.go
index d344671b5..5f06ab4d8 100644
--- a/pkg/core/blockchain_test.go
+++ b/pkg/core/blockchain_test.go
@@ -246,6 +246,7 @@ func TestSubscriptions(t *testing.T) {
 	executionCh := make(chan *state.AppExecResult, chBufSize)
 
 	bc := newTestChain(t)
+	defer bc.Close()
 	bc.SubscribeForBlocks(blockCh)
 	bc.SubscribeForTransactions(txCh)
 	bc.SubscribeForNotifications(notificationCh)